Home / 155,676,368.20-233,514,552.30-98,422,457.80

Finding the Fourth Proportional to 155,676,368.20, 233,514,552.30 and 98,422,457.80

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Solution

The fourth proportional to 155,676,368.20, 233,514,552.30 and 98,422,457.80 is: 147,633,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,676,368.20 : 233,514,552.30 = 98,422,457.80 : x
  2. Step 2: Convert to fraction form
    155,676,368.20/233,514,552.30 = 98,422,457.80/x
  3. Step 3: Cross multiply
    155,676,368.20x = 233,514,552.30 × 98,422,457.80
  4. Step 4: Simplify right side
    155,676,368.20x = 22,983,076,169,432,644
  5. Step 5: Solve for x
    x = 22,983,076,169,432,644/155,676,368.20
  6. Step 6: Final answer
    x = 147,633,686.70

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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.