Home / 89,721,363,520.85-123,814,024,773.62-49,075,919,458.11

Finding the Fourth Proportional to 89,721,363,520.85, 123,814,024,773.62 and 49,075,919,458.11

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Solution

The fourth proportional to 89,721,363,520.85, 123,814,024,773.62 and 49,075,919,458.11 is: 67,723,971,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,721,363,520.85 : 123,814,024,773.62 = 49,075,919,458.11 : x
  2. Step 2: Convert to fraction form
    89,721,363,520.85/123,814,024,773.62 = 49,075,919,458.11/x
  3. Step 3: Cross multiply
    89,721,363,520.85x = 123,814,024,773.62 × 49,075,919,458.11
  4. Step 4: Simplify right side
    89,721,363,520.85x = 6,076,287,107,574,610,788,352
  5. Step 5: Solve for x
    x = 6,076,287,107,574,610,788,352/89,721,363,520.85
  6. Step 6: Final answer
    x = 67,723,971,963.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.