Home / 66,495,223.80-99,742,835.70-63,660,871.80

Finding the Fourth Proportional to 66,495,223.80, 99,742,835.70 and 63,660,871.80

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Solution

The fourth proportional to 66,495,223.80, 99,742,835.70 and 63,660,871.80 is: 95,491,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,495,223.80 : 99,742,835.70 = 63,660,871.80 : x
  2. Step 2: Convert to fraction form
    66,495,223.80/99,742,835.70 = 63,660,871.80/x
  3. Step 3: Cross multiply
    66,495,223.80x = 99,742,835.70 × 63,660,871.80
  4. Step 4: Simplify right side
    66,495,223.80x = 6,349,715,876,466,163
  5. Step 5: Solve for x
    x = 6,349,715,876,466,163/66,495,223.80
  6. Step 6: Final answer
    x = 95,491,307.70

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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.