Home / 148,361,155.70-222,575,637.51-51,316,781.40

Finding the Fourth Proportional to 148,361,155.70, 222,575,637.51 and 51,316,781.40

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Solution

The fourth proportional to 148,361,155.70, 222,575,637.51 and 51,316,781.40 is: 76,986,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,361,155.70 : 222,575,637.51 = 51,316,781.40 : x
  2. Step 2: Convert to fraction form
    148,361,155.70/222,575,637.51 = 51,316,781.40/x
  3. Step 3: Cross multiply
    148,361,155.70x = 222,575,637.51 × 51,316,781.40
  4. Step 4: Simplify right side
    148,361,155.70x = 11,421,865,335,066,310
  5. Step 5: Solve for x
    x = 11,421,865,335,066,310/148,361,155.70
  6. Step 6: Final answer
    x = 76,986,899.18

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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.