Home / 61,205,815.30-91,808,722.95-53,234,200.30

Finding the Fourth Proportional to 61,205,815.30, 91,808,722.95 and 53,234,200.30

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Solution

The fourth proportional to 61,205,815.30, 91,808,722.95 and 53,234,200.30 is: 79,851,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,815.30 : 91,808,722.95 = 53,234,200.30 : x
  2. Step 2: Convert to fraction form
    61,205,815.30/91,808,722.95 = 53,234,200.30/x
  3. Step 3: Cross multiply
    61,205,815.30x = 91,808,722.95 × 53,234,200.30
  4. Step 4: Simplify right side
    61,205,815.30x = 4,887,363,946,807,507
  5. Step 5: Solve for x
    x = 4,887,363,946,807,507/61,205,815.30
  6. Step 6: Final answer
    x = 79,851,300.45

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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.