Home / 284,337,538.30-426,506,307.45-238,421,035.90

Finding the Fourth Proportional to 284,337,538.30, 426,506,307.45 and 238,421,035.90

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Solution

The fourth proportional to 284,337,538.30, 426,506,307.45 and 238,421,035.90 is: 357,631,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,337,538.30 : 426,506,307.45 = 238,421,035.90 : x
  2. Step 2: Convert to fraction form
    284,337,538.30/426,506,307.45 = 238,421,035.90/x
  3. Step 3: Cross multiply
    284,337,538.30x = 426,506,307.45 × 238,421,035.90
  4. Step 4: Simplify right side
    284,337,538.30x = 101,688,075,640,112,880
  5. Step 5: Solve for x
    x = 101,688,075,640,112,880/284,337,538.30
  6. Step 6: Final answer
    x = 357,631,553.85

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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.