Home / 101,267,030.46-139,748,930.10-54,857,284.32

Finding the Fourth Proportional to 101,267,030.46, 139,748,930.10 and 54,857,284.32

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Solution

The fourth proportional to 101,267,030.46, 139,748,930.10 and 54,857,284.32 is: 75,703,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,267,030.46 : 139,748,930.10 = 54,857,284.32 : x
  2. Step 2: Convert to fraction form
    101,267,030.46/139,748,930.10 = 54,857,284.32/x
  3. Step 3: Cross multiply
    101,267,030.46x = 139,748,930.10 × 54,857,284.32
  4. Step 4: Simplify right side
    101,267,030.46x = 7,666,246,791,911,506
  5. Step 5: Solve for x
    x = 7,666,246,791,911,506/101,267,030.46
  6. Step 6: Final answer
    x = 75,703,284.25

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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.