Home / 448,487,411.10-672,605,145.45-141,873,510.30

Finding the Fourth Proportional to 448,487,411.10, 672,605,145.45 and 141,873,510.30

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Solution

The fourth proportional to 448,487,411.10, 672,605,145.45 and 141,873,510.30 is: 212,770,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,487,411.10 : 672,605,145.45 = 141,873,510.30 : x
  2. Step 2: Convert to fraction form
    448,487,411.10/672,605,145.45 = 141,873,510.30/x
  3. Step 3: Cross multiply
    448,487,411.10x = 672,605,145.45 × 141,873,510.30
  4. Step 4: Simplify right side
    448,487,411.10x = 95,424,853,030,833,584
  5. Step 5: Solve for x
    x = 95,424,853,030,833,584/448,487,411.10
  6. Step 6: Final answer
    x = 212,770,416.00

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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.