Home / 549,509,729.40-824,264,594.10-545,683,354.20

Finding the Fourth Proportional to 549,509,729.40, 824,264,594.10 and 545,683,354.20

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Solution

The fourth proportional to 549,509,729.40, 824,264,594.10 and 545,683,354.20 is: 818,525,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,509,729.40 : 824,264,594.10 = 545,683,354.20 : x
  2. Step 2: Convert to fraction form
    549,509,729.40/824,264,594.10 = 545,683,354.20/x
  3. Step 3: Cross multiply
    549,509,729.40x = 824,264,594.10 × 545,683,354.20
  4. Step 4: Simplify right side
    549,509,729.40x = 449,787,468,456,789,568
  5. Step 5: Solve for x
    x = 449,787,468,456,789,568/549,509,729.40
  6. Step 6: Final answer
    x = 818,525,031.30

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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.