Home / 144,301,177.32-216,487,639.44-42,066,113.64

Finding the Fourth Proportional to 144,301,177.32, 216,487,639.44 and 42,066,113.64

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Solution

The fourth proportional to 144,301,177.32, 216,487,639.44 and 42,066,113.64 is: 63,109,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,301,177.32 : 216,487,639.44 = 42,066,113.64 : x
  2. Step 2: Convert to fraction form
    144,301,177.32/216,487,639.44 = 42,066,113.64/x
  3. Step 3: Cross multiply
    144,301,177.32x = 216,487,639.44 × 42,066,113.64
  4. Step 4: Simplify right side
    144,301,177.32x = 9,106,793,642,338,386
  5. Step 5: Solve for x
    x = 9,106,793,642,338,386/144,301,177.32
  6. Step 6: Final answer
    x = 63,109,628.15

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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.