Home / 145,161,848.40-217,742,772.60-37,456,472.40

Finding the Fourth Proportional to 145,161,848.40, 217,742,772.60 and 37,456,472.40

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Solution

The fourth proportional to 145,161,848.40, 217,742,772.60 and 37,456,472.40 is: 56,184,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,161,848.40 : 217,742,772.60 = 37,456,472.40 : x
  2. Step 2: Convert to fraction form
    145,161,848.40/217,742,772.60 = 37,456,472.40/x
  3. Step 3: Cross multiply
    145,161,848.40x = 217,742,772.60 × 37,456,472.40
  4. Step 4: Simplify right side
    145,161,848.40x = 8,155,876,152,191,376
  5. Step 5: Solve for x
    x = 8,155,876,152,191,376/145,161,848.40
  6. Step 6: Final answer
    x = 56,184,708.60

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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.