Home / 623,975,275.60-935,962,913.40-442,576,747.60

Finding the Fourth Proportional to 623,975,275.60, 935,962,913.40 and 442,576,747.60

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Solution

The fourth proportional to 623,975,275.60, 935,962,913.40 and 442,576,747.60 is: 663,865,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,975,275.60 : 935,962,913.40 = 442,576,747.60 : x
  2. Step 2: Convert to fraction form
    623,975,275.60/935,962,913.40 = 442,576,747.60/x
  3. Step 3: Cross multiply
    623,975,275.60x = 935,962,913.40 × 442,576,747.60
  4. Step 4: Simplify right side
    623,975,275.60x = 414,235,422,086,792,448
  5. Step 5: Solve for x
    x = 414,235,422,086,792,448/623,975,275.60
  6. Step 6: Final answer
    x = 663,865,121.40

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Half scale
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Double scale
Find fourth proportional to 623,975,276.60, 935,962,914.90 and 442,576,748.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.