Home / 144,390,947.23-216,607,006.23-47,354,249.71

Finding the Fourth Proportional to 144,390,947.23, 216,607,006.23 and 47,354,249.71

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Solution

The fourth proportional to 144,390,947.23, 216,607,006.23 and 47,354,249.71 is: 71,038,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,390,947.23 : 216,607,006.23 = 47,354,249.71 : x
  2. Step 2: Convert to fraction form
    144,390,947.23/216,607,006.23 = 47,354,249.71/x
  3. Step 3: Cross multiply
    144,390,947.23x = 216,607,006.23 × 47,354,249.71
  4. Step 4: Simplify right side
    144,390,947.23x = 10,257,262,261,950,946
  5. Step 5: Solve for x
    x = 10,257,262,261,950,946/144,390,947.23
  6. Step 6: Final answer
    x = 71,038,125.72

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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.