Home / 208,895,257,125.60-313,404,362,782.56-67,402,024,429.92

Finding the Fourth Proportional to 208,895,257,125.60, 313,404,362,782.56 and 67,402,024,429.92

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Solution

The fourth proportional to 208,895,257,125.60, 313,404,362,782.56 and 67,402,024,429.92 is: 101,122,872,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,895,257,125.60 : 313,404,362,782.56 = 67,402,024,429.92 : x
  2. Step 2: Convert to fraction form
    208,895,257,125.60/313,404,362,782.56 = 67,402,024,429.92/x
  3. Step 3: Cross multiply
    208,895,257,125.60x = 313,404,362,782.56 × 67,402,024,429.92
  4. Step 4: Simplify right side
    208,895,257,125.60x = 21,124,088,516,713,618,866,176
  5. Step 5: Solve for x
    x = 21,124,088,516,713,618,866,176/208,895,257,125.60
  6. Step 6: Final answer
    x = 101,122,872,808.99

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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.