Home / 160,512,118.80-240,768,178.20-99,896,643.60

Finding the Fourth Proportional to 160,512,118.80, 240,768,178.20 and 99,896,643.60

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Solution

The fourth proportional to 160,512,118.80, 240,768,178.20 and 99,896,643.60 is: 149,844,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,512,118.80 : 240,768,178.20 = 99,896,643.60 : x
  2. Step 2: Convert to fraction form
    160,512,118.80/240,768,178.20 = 99,896,643.60/x
  3. Step 3: Cross multiply
    160,512,118.80x = 240,768,178.20 × 99,896,643.60
  4. Step 4: Simplify right side
    160,512,118.80x = 24,051,932,887,866,688
  5. Step 5: Solve for x
    x = 24,051,932,887,866,688/160,512,118.80
  6. Step 6: Final answer
    x = 149,844,965.40

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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.