Home / 156,258,646.70-234,365,153.81-45,564,570.71

Finding the Fourth Proportional to 156,258,646.70, 234,365,153.81 and 45,564,570.71

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Solution

The fourth proportional to 156,258,646.70, 234,365,153.81 and 45,564,570.71 is: 68,340,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,258,646.70 : 234,365,153.81 = 45,564,570.71 : x
  2. Step 2: Convert to fraction form
    156,258,646.70/234,365,153.81 = 45,564,570.71/x
  3. Step 3: Cross multiply
    156,258,646.70x = 234,365,153.81 × 45,564,570.71
  4. Step 4: Simplify right side
    156,258,646.70x = 10,678,747,623,789,824
  5. Step 5: Solve for x
    x = 10,678,747,623,789,824/156,258,646.70
  6. Step 6: Final answer
    x = 68,340,202.92

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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.