Home / 452,708,999.80-679,000,514.10-146,032,113.40

Finding the Fourth Proportional to 452,708,999.80, 679,000,514.10 and 146,032,113.40

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Solution

The fourth proportional to 452,708,999.80, 679,000,514.10 and 146,032,113.40 is: 219,027,852.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,708,999.80 : 679,000,514.10 = 146,032,113.40 : x
  2. Step 2: Convert to fraction form
    452,708,999.80/679,000,514.10 = 146,032,113.40/x
  3. Step 3: Cross multiply
    452,708,999.80x = 679,000,514.10 × 146,032,113.40
  4. Step 4: Simplify right side
    452,708,999.80x = 99,155,880,073,709,504
  5. Step 5: Solve for x
    x = 99,155,880,073,709,504/452,708,999.80
  6. Step 6: Final answer
    x = 219,027,852.59

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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.