Home / 531,442,045.80-797,163,068.70-338,210,098.20

Finding the Fourth Proportional to 531,442,045.80, 797,163,068.70 and 338,210,098.20

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Solution

The fourth proportional to 531,442,045.80, 797,163,068.70 and 338,210,098.20 is: 507,315,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,045.80 : 797,163,068.70 = 338,210,098.20 : x
  2. Step 2: Convert to fraction form
    531,442,045.80/797,163,068.70 = 338,210,098.20/x
  3. Step 3: Cross multiply
    531,442,045.80x = 797,163,068.70 × 338,210,098.20
  4. Step 4: Simplify right side
    531,442,045.80x = 269,608,599,746,440,352
  5. Step 5: Solve for x
    x = 269,608,599,746,440,352/531,442,045.80
  6. Step 6: Final answer
    x = 507,315,147.30

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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.