Home / 147,501,956.16-221,182,120.80-69,714,066.24

Finding the Fourth Proportional to 147,501,956.16, 221,182,120.80 and 69,714,066.24

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Solution

The fourth proportional to 147,501,956.16, 221,182,120.80 and 69,714,066.24 is: 104,537,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,501,956.16 : 221,182,120.80 = 69,714,066.24 : x
  2. Step 2: Convert to fraction form
    147,501,956.16/221,182,120.80 = 69,714,066.24/x
  3. Step 3: Cross multiply
    147,501,956.16x = 221,182,120.80 × 69,714,066.24
  4. Step 4: Simplify right side
    147,501,956.16x = 15,419,505,020,554,882
  5. Step 5: Solve for x
    x = 15,419,505,020,554,882/147,501,956.16
  6. Step 6: Final answer
    x = 104,537,630.70

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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.