Home / 266,118,030.90-399,235,107.15-151,157,646.90

Finding the Fourth Proportional to 266,118,030.90, 399,235,107.15 and 151,157,646.90

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Solution

The fourth proportional to 266,118,030.90, 399,235,107.15 and 151,157,646.90 is: 226,769,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,118,030.90 : 399,235,107.15 = 151,157,646.90 : x
  2. Step 2: Convert to fraction form
    266,118,030.90/399,235,107.15 = 151,157,646.90/x
  3. Step 3: Cross multiply
    266,118,030.90x = 399,235,107.15 × 151,157,646.90
  4. Step 4: Simplify right side
    266,118,030.90x = 60,347,439,356,663,368
  5. Step 5: Solve for x
    x = 60,347,439,356,663,368/266,118,030.90
  6. Step 6: Final answer
    x = 226,769,449.45

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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.