Home / 88,387,208,617.76-121,974,396,823.30-47,742,119,885.24

Finding the Fourth Proportional to 88,387,208,617.76, 121,974,396,823.30 and 47,742,119,885.24

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Solution

The fourth proportional to 88,387,208,617.76, 121,974,396,823.30 and 47,742,119,885.24 is: 65,884,151,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,387,208,617.76 : 121,974,396,823.30 = 47,742,119,885.24 : x
  2. Step 2: Convert to fraction form
    88,387,208,617.76/121,974,396,823.30 = 47,742,119,885.24/x
  3. Step 3: Cross multiply
    88,387,208,617.76x = 121,974,396,823.30 × 47,742,119,885.24
  4. Step 4: Simplify right side
    88,387,208,617.76x = 5,823,316,276,067,825,614,848
  5. Step 5: Solve for x
    x = 5,823,316,276,067,825,614,848/88,387,208,617.76
  6. Step 6: Final answer
    x = 65,884,151,871.47

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Double scale
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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.