Home / 98,411,426.80-147,617,140.20-53,061,794.80

Finding the Fourth Proportional to 98,411,426.80, 147,617,140.20 and 53,061,794.80

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Solution

The fourth proportional to 98,411,426.80, 147,617,140.20 and 53,061,794.80 is: 79,592,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,411,426.80 : 147,617,140.20 = 53,061,794.80 : x
  2. Step 2: Convert to fraction form
    98,411,426.80/147,617,140.20 = 53,061,794.80/x
  3. Step 3: Cross multiply
    98,411,426.80x = 147,617,140.20 × 53,061,794.80
  4. Step 4: Simplify right side
    98,411,426.80x = 7,832,830,402,255,230
  5. Step 5: Solve for x
    x = 7,832,830,402,255,230/98,411,426.80
  6. Step 6: Final answer
    x = 79,592,692.20

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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.