Home / 148,392,032.40-222,484,368.60-87,776,557.20

Finding the Fourth Proportional to 148,392,032.40, 222,484,368.60 and 87,776,557.20

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Solution

The fourth proportional to 148,392,032.40, 222,484,368.60 and 87,776,557.20 is: 131,603,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,392,032.40 : 222,484,368.60 = 87,776,557.20 : x
  2. Step 2: Convert to fraction form
    148,392,032.40/222,484,368.60 = 87,776,557.20/x
  3. Step 3: Cross multiply
    148,392,032.40x = 222,484,368.60 × 87,776,557.20
  4. Step 4: Simplify right side
    148,392,032.40x = 19,528,911,906,523,784
  5. Step 5: Solve for x
    x = 19,528,911,906,523,784/148,392,032.40
  6. Step 6: Final answer
    x = 131,603,507.21

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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.