Home / 3,208,596,140.40-4,812,894,210.60-1,658,914,184.40

Finding the Fourth Proportional to 3,208,596,140.40, 4,812,894,210.60 and 1,658,914,184.40

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Solution

The fourth proportional to 3,208,596,140.40, 4,812,894,210.60 and 1,658,914,184.40 is: 2,488,371,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,596,140.40 : 4,812,894,210.60 = 1,658,914,184.40 : x
  2. Step 2: Convert to fraction form
    3,208,596,140.40/4,812,894,210.60 = 1,658,914,184.40/x
  3. Step 3: Cross multiply
    3,208,596,140.40x = 4,812,894,210.60 × 1,658,914,184.40
  4. Step 4: Simplify right side
    3,208,596,140.40x = 7,984,178,473,980,982,272
  5. Step 5: Solve for x
    x = 7,984,178,473,980,982,272/3,208,596,140.40
  6. Step 6: Final answer
    x = 2,488,371,276.60

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Double scale
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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.