Home / 148,031,701.80-222,068,547.90-45,785,077.80

Finding the Fourth Proportional to 148,031,701.80, 222,068,547.90 and 45,785,077.80

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Solution

The fourth proportional to 148,031,701.80, 222,068,547.90 and 45,785,077.80 is: 68,684,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,031,701.80 : 222,068,547.90 = 45,785,077.80 : x
  2. Step 2: Convert to fraction form
    148,031,701.80/222,068,547.90 = 45,785,077.80/x
  3. Step 3: Cross multiply
    148,031,701.80x = 222,068,547.90 × 45,785,077.80
  4. Step 4: Simplify right side
    148,031,701.80x = 10,167,425,742,534,526
  5. Step 5: Solve for x
    x = 10,167,425,742,534,526/148,031,701.80
  6. Step 6: Final answer
    x = 68,684,110.36

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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.