Home / 89,196,262.64-133,754,848.88-47,687,066.36

Finding the Fourth Proportional to 89,196,262.64, 133,754,848.88 and 47,687,066.36

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Solution

The fourth proportional to 89,196,262.64, 133,754,848.88 and 47,687,066.36 is: 71,509,457.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,196,262.64 : 133,754,848.88 = 47,687,066.36 : x
  2. Step 2: Convert to fraction form
    89,196,262.64/133,754,848.88 = 47,687,066.36/x
  3. Step 3: Cross multiply
    89,196,262.64x = 133,754,848.88 × 47,687,066.36
  4. Step 4: Simplify right side
    89,196,262.64x = 6,378,376,353,605,122
  5. Step 5: Solve for x
    x = 6,378,376,353,605,122/89,196,262.64
  6. Step 6: Final answer
    x = 71,509,457.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.