Home / 356,065,038.10-534,097,557.15-200,459,113.30

Finding the Fourth Proportional to 356,065,038.10, 534,097,557.15 and 200,459,113.30

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Solution

The fourth proportional to 356,065,038.10, 534,097,557.15 and 200,459,113.30 is: 300,688,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,065,038.10 : 534,097,557.15 = 200,459,113.30 : x
  2. Step 2: Convert to fraction form
    356,065,038.10/534,097,557.15 = 200,459,113.30/x
  3. Step 3: Cross multiply
    356,065,038.10x = 534,097,557.15 × 200,459,113.30
  4. Step 4: Simplify right side
    356,065,038.10x = 107,064,722,721,985,072
  5. Step 5: Solve for x
    x = 107,064,722,721,985,072/356,065,038.10
  6. Step 6: Final answer
    x = 300,688,669.95

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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.