Home / 112,779,930,437.42-169,239,478,468.72-52,262,927,981.73

Finding the Fourth Proportional to 112,779,930,437.42, 169,239,478,468.72 and 52,262,927,981.73

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Solution

The fourth proportional to 112,779,930,437.42, 169,239,478,468.72 and 52,262,927,981.73 is: 78,426,637,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,779,930,437.42 : 169,239,478,468.72 = 52,262,927,981.73 : x
  2. Step 2: Convert to fraction form
    112,779,930,437.42/169,239,478,468.72 = 52,262,927,981.73/x
  3. Step 3: Cross multiply
    112,779,930,437.42x = 169,239,478,468.72 × 52,262,927,981.73
  4. Step 4: Simplify right side
    112,779,930,437.42x = 8,844,950,674,876,259,106,816
  5. Step 5: Solve for x
    x = 8,844,950,674,876,259,106,816/112,779,930,437.42
  6. Step 6: Final answer
    x = 78,426,637,084.90

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1.5x scale

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.