Home / 70,580,352.41-97,408,475.85-42,718,395.71

Finding the Fourth Proportional to 70,580,352.41, 97,408,475.85 and 42,718,395.71

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Solution

The fourth proportional to 70,580,352.41, 97,408,475.85 and 42,718,395.71 is: 58,955,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,580,352.41 : 97,408,475.85 = 42,718,395.71 : x
  2. Step 2: Convert to fraction form
    70,580,352.41/97,408,475.85 = 42,718,395.71/x
  3. Step 3: Cross multiply
    70,580,352.41x = 97,408,475.85 × 42,718,395.71
  4. Step 4: Simplify right side
    70,580,352.41x = 4,161,133,816,381,236
  5. Step 5: Solve for x
    x = 4,161,133,816,381,236/70,580,352.41
  6. Step 6: Final answer
    x = 58,955,979.60

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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.