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Finding the Fourth Proportional to 94,559,856.56, 130,486,978.26 and 54,864,312.12

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Solution

The fourth proportional to 94,559,856.56, 130,486,978.26 and 54,864,312.12 is: 75,709,487.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,559,856.56 : 130,486,978.26 = 54,864,312.12 : x
  2. Step 2: Convert to fraction form
    94,559,856.56/130,486,978.26 = 54,864,312.12/x
  3. Step 3: Cross multiply
    94,559,856.56x = 130,486,978.26 × 54,864,312.12
  4. Step 4: Simplify right side
    94,559,856.56x = 7,159,078,302,852,294
  5. Step 5: Solve for x
    x = 7,159,078,302,852,294/94,559,856.56
  6. Step 6: Final answer
    x = 75,709,487.76

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