Home / 77,251,024,444.86-106,606,502,116.02-42,955,994,678.11

Finding the Fourth Proportional to 77,251,024,444.86, 106,606,502,116.02 and 42,955,994,678.11

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Solution

The fourth proportional to 77,251,024,444.86, 106,606,502,116.02 and 42,955,994,678.11 is: 59,279,321,801.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,251,024,444.86 : 106,606,502,116.02 = 42,955,994,678.11 : x
  2. Step 2: Convert to fraction form
    77,251,024,444.86/106,606,502,116.02 = 42,955,994,678.11/x
  3. Step 3: Cross multiply
    77,251,024,444.86x = 106,606,502,116.02 × 42,955,994,678.11
  4. Step 4: Simplify right side
    77,251,024,444.86x = 4,579,388,337,547,678,056,448
  5. Step 5: Solve for x
    x = 4,579,388,337,547,678,056,448/77,251,024,444.86
  6. Step 6: Final answer
    x = 59,279,321,801.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.