Home / 103,060,670.76-142,224,020.64-59,008,345.29

Finding the Fourth Proportional to 103,060,670.76, 142,224,020.64 and 59,008,345.29

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Solution

The fourth proportional to 103,060,670.76, 142,224,020.64 and 59,008,345.29 is: 81,431,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,060,670.76 : 142,224,020.64 = 59,008,345.29 : x
  2. Step 2: Convert to fraction form
    103,060,670.76/142,224,020.64 = 59,008,345.29/x
  3. Step 3: Cross multiply
    103,060,670.76x = 142,224,020.64 × 59,008,345.29
  4. Step 4: Simplify right side
    103,060,670.76x = 8,392,404,118,457,206
  5. Step 5: Solve for x
    x = 8,392,404,118,457,206/103,060,670.76
  6. Step 6: Final answer
    x = 81,431,685.40

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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.