Home / 152,352,151.40-228,528,227.10-80,688,535.40

Finding the Fourth Proportional to 152,352,151.40, 228,528,227.10 and 80,688,535.40

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Solution

The fourth proportional to 152,352,151.40, 228,528,227.10 and 80,688,535.40 is: 121,032,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,352,151.40 : 228,528,227.10 = 80,688,535.40 : x
  2. Step 2: Convert to fraction form
    152,352,151.40/228,528,227.10 = 80,688,535.40/x
  3. Step 3: Cross multiply
    152,352,151.40x = 228,528,227.10 × 80,688,535.40
  4. Step 4: Simplify right side
    152,352,151.40x = 18,439,607,942,257,592
  5. Step 5: Solve for x
    x = 18,439,607,942,257,592/152,352,151.40
  6. Step 6: Final answer
    x = 121,032,803.10

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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.