Home / 880,102,962.30-1,320,154,443.45-266,607,471.90

Finding the Fourth Proportional to 880,102,962.30, 1,320,154,443.45 and 266,607,471.90

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Solution

The fourth proportional to 880,102,962.30, 1,320,154,443.45 and 266,607,471.90 is: 399,911,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,102,962.30 : 1,320,154,443.45 = 266,607,471.90 : x
  2. Step 2: Convert to fraction form
    880,102,962.30/1,320,154,443.45 = 266,607,471.90/x
  3. Step 3: Cross multiply
    880,102,962.30x = 1,320,154,443.45 × 266,607,471.90
  4. Step 4: Simplify right side
    880,102,962.30x = 351,963,038,685,756,032
  5. Step 5: Solve for x
    x = 351,963,038,685,756,032/880,102,962.30
  6. Step 6: Final answer
    x = 399,911,207.85

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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.