Home / 65,252,702.40-97,767,079.20-42,521,899.20

Finding the Fourth Proportional to 65,252,702.40, 97,767,079.20 and 42,521,899.20

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Solution

The fourth proportional to 65,252,702.40, 97,767,079.20 and 42,521,899.20 is: 63,709,880.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,252,702.40 : 97,767,079.20 = 42,521,899.20 : x
  2. Step 2: Convert to fraction form
    65,252,702.40/97,767,079.20 = 42,521,899.20/x
  3. Step 3: Cross multiply
    65,252,702.40x = 97,767,079.20 × 42,521,899.20
  4. Step 4: Simplify right side
    65,252,702.40x = 4,157,241,886,820,817
  5. Step 5: Solve for x
    x = 4,157,241,886,820,817/65,252,702.40
  6. Step 6: Final answer
    x = 63,709,880.72

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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.