Home / 159,975,345.40-239,963,018.10-98,753,342.20

Finding the Fourth Proportional to 159,975,345.40, 239,963,018.10 and 98,753,342.20

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Solution

The fourth proportional to 159,975,345.40, 239,963,018.10 and 98,753,342.20 is: 148,130,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,975,345.40 : 239,963,018.10 = 98,753,342.20 : x
  2. Step 2: Convert to fraction form
    159,975,345.40/239,963,018.10 = 98,753,342.20/x
  3. Step 3: Cross multiply
    159,975,345.40x = 239,963,018.10 × 98,753,342.20
  4. Step 4: Simplify right side
    159,975,345.40x = 23,697,150,041,774,092
  5. Step 5: Solve for x
    x = 23,697,150,041,774,092/159,975,345.40
  6. Step 6: Final answer
    x = 148,130,013.30

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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.