Home / 1,402,269,459-1,935,188,832.06-775,727,084.76

Finding the Fourth Proportional to 1,402,269,459, 1,935,188,832.06 and 775,727,084.76

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Solution

The fourth proportional to 1,402,269,459, 1,935,188,832.06 and 775,727,084.76 is: 1,070,534,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,269,459 : 1,935,188,832.06 = 775,727,084.76 : x
  2. Step 2: Convert to fraction form
    1,402,269,459/1,935,188,832.06 = 775,727,084.76/x
  3. Step 3: Cross multiply
    1,402,269,459x = 1,935,188,832.06 × 775,727,084.76
  4. Step 4: Simplify right side
    1,402,269,459x = 1,501,178,391,154,012,928
  5. Step 5: Solve for x
    x = 1,501,178,391,154,012,928/1,402,269,459
  6. Step 6: Final answer
    x = 1,070,534,897.21

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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.