Home / 56,920,767,423.94-78,550,666,491-31,547,876,839.84

Finding the Fourth Proportional to 56,920,767,423.94, 78,550,666,491 and 31,547,876,839.84

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Solution

The fourth proportional to 56,920,767,423.94, 78,550,666,491 and 31,547,876,839.84 is: 43,536,074,165.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,920,767,423.94 : 78,550,666,491 = 31,547,876,839.84 : x
  2. Step 2: Convert to fraction form
    56,920,767,423.94/78,550,666,491 = 31,547,876,839.84/x
  3. Step 3: Cross multiply
    56,920,767,423.94x = 78,550,666,491 × 31,547,876,839.84
  4. Step 4: Simplify right side
    56,920,767,423.94x = 2,478,106,752,145,414,946,816
  5. Step 5: Solve for x
    x = 2,478,106,752,145,414,946,816/56,920,767,423.94
  6. Step 6: Final answer
    x = 43,536,074,165.84

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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.