Home / 79,603,345,663.71-109,855,327,828.41-47,078,440,303.22

Finding the Fourth Proportional to 79,603,345,663.71, 109,855,327,828.41 and 47,078,440,303.22

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Solution

The fourth proportional to 79,603,345,663.71, 109,855,327,828.41 and 47,078,440,303.22 is: 64,969,850,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,603,345,663.71 : 109,855,327,828.41 = 47,078,440,303.22 : x
  2. Step 2: Convert to fraction form
    79,603,345,663.71/109,855,327,828.41 = 47,078,440,303.22/x
  3. Step 3: Cross multiply
    79,603,345,663.71x = 109,855,327,828.41 × 47,078,440,303.22
  4. Step 4: Simplify right side
    79,603,345,663.71x = 5,171,817,493,160,024,604,672
  5. Step 5: Solve for x
    x = 5,171,817,493,160,024,604,672/79,603,345,663.71
  6. Step 6: Final answer
    x = 64,969,850,827.74

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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.