Home / 623,975,420.10-935,963,130.15-442,576,892.10

Finding the Fourth Proportional to 623,975,420.10, 935,963,130.15 and 442,576,892.10

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Solution

The fourth proportional to 623,975,420.10, 935,963,130.15 and 442,576,892.10 is: 663,865,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,975,420.10 : 935,963,130.15 = 442,576,892.10 : x
  2. Step 2: Convert to fraction form
    623,975,420.10/935,963,130.15 = 442,576,892.10/x
  3. Step 3: Cross multiply
    623,975,420.10x = 935,963,130.15 × 442,576,892.10
  4. Step 4: Simplify right side
    623,975,420.10x = 414,235,653,261,974,848
  5. Step 5: Solve for x
    x = 414,235,653,261,974,848/623,975,420.10
  6. Step 6: Final answer
    x = 663,865,338.15

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Double scale
Find fourth proportional to 623,975,421.10, 935,963,131.65 and 442,576,893.10
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.