Home / 102,699,026,070.21-141,724,822,702.50-56,973,302,663.91

Finding the Fourth Proportional to 102,699,026,070.21, 141,724,822,702.50 and 56,973,302,663.91

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Solution

The fourth proportional to 102,699,026,070.21, 141,724,822,702.50 and 56,973,302,663.91 is: 78,623,250,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,699,026,070.21 : 141,724,822,702.50 = 56,973,302,663.91 : x
  2. Step 2: Convert to fraction form
    102,699,026,070.21/141,724,822,702.50 = 56,973,302,663.91/x
  3. Step 3: Cross multiply
    102,699,026,070.21x = 141,724,822,702.50 × 56,973,302,663.91
  4. Step 4: Simplify right side
    102,699,026,070.21x = 8,074,531,218,818,516,123,648
  5. Step 5: Solve for x
    x = 8,074,531,218,818,516,123,648/102,699,026,070.21
  6. Step 6: Final answer
    x = 78,623,250,168.88

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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.