Home / 7,167,534,536.34-9,890,692,577.10-3,995,578,145.70

Finding the Fourth Proportional to 7,167,534,536.34, 9,890,692,577.10 and 3,995,578,145.70

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Solution

The fourth proportional to 7,167,534,536.34, 9,890,692,577.10 and 3,995,578,145.70 is: 5,513,616,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,534,536.34 : 9,890,692,577.10 = 3,995,578,145.70 : x
  2. Step 2: Convert to fraction form
    7,167,534,536.34/9,890,692,577.10 = 3,995,578,145.70/x
  3. Step 3: Cross multiply
    7,167,534,536.34x = 9,890,692,577.10 × 3,995,578,145.70
  4. Step 4: Simplify right side
    7,167,534,536.34x = 39,519,035,106,897,969,152
  5. Step 5: Solve for x
    x = 39,519,035,106,897,969,152/7,167,534,536.34
  6. Step 6: Final answer
    x = 5,513,616,279.98

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Double scale
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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.