Home / 586,787,999.80-880,748,870.10-357,205,487.80

Finding the Fourth Proportional to 586,787,999.80, 880,748,870.10 and 357,205,487.80

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Solution

The fourth proportional to 586,787,999.80, 880,748,870.10 and 357,205,487.80 is: 536,153,312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,787,999.80 : 880,748,870.10 = 357,205,487.80 : x
  2. Step 2: Convert to fraction form
    586,787,999.80/880,748,870.10 = 357,205,487.80/x
  3. Step 3: Cross multiply
    586,787,999.80x = 880,748,870.10 × 357,205,487.80
  4. Step 4: Simplify right side
    586,787,999.80x = 314,608,329,773,369,344
  5. Step 5: Solve for x
    x = 314,608,329,773,369,344/586,787,999.80
  6. Step 6: Final answer
    x = 536,153,312.41

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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.