Home / 77,916,428,580.83-116,892,266,173.58-42,060,416,028.28

Finding the Fourth Proportional to 77,916,428,580.83, 116,892,266,173.58 and 42,060,416,028.28

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Solution

The fourth proportional to 77,916,428,580.83, 116,892,266,173.58 and 42,060,416,028.28 is: 63,100,137,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,916,428,580.83 : 116,892,266,173.58 = 42,060,416,028.28 : x
  2. Step 2: Convert to fraction form
    77,916,428,580.83/116,892,266,173.58 = 42,060,416,028.28/x
  3. Step 3: Cross multiply
    77,916,428,580.83x = 116,892,266,173.58 × 42,060,416,028.28
  4. Step 4: Simplify right side
    77,916,428,580.83x = 4,916,537,345,748,865,384,448
  5. Step 5: Solve for x
    x = 4,916,537,345,748,865,384,448/77,916,428,580.83
  6. Step 6: Final answer
    x = 63,100,137,356.13

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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.