Home / 94,752,000.80-142,128,001.20-93,240,346.40

Finding the Fourth Proportional to 94,752,000.80, 142,128,001.20 and 93,240,346.40

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Solution

The fourth proportional to 94,752,000.80, 142,128,001.20 and 93,240,346.40 is: 139,860,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,752,000.80 : 142,128,001.20 = 93,240,346.40 : x
  2. Step 2: Convert to fraction form
    94,752,000.80/142,128,001.20 = 93,240,346.40/x
  3. Step 3: Cross multiply
    94,752,000.80x = 142,128,001.20 × 93,240,346.40
  4. Step 4: Simplify right side
    94,752,000.80x = 13,252,064,065,027,616
  5. Step 5: Solve for x
    x = 13,252,064,065,027,616/94,752,000.80
  6. Step 6: Final answer
    x = 139,860,519.60

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1.5x scale

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.