Home / 472,149,031.80-708,223,547.70-373,513,582.20

Finding the Fourth Proportional to 472,149,031.80, 708,223,547.70 and 373,513,582.20

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Solution

The fourth proportional to 472,149,031.80, 708,223,547.70 and 373,513,582.20 is: 560,270,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,149,031.80 : 708,223,547.70 = 373,513,582.20 : x
  2. Step 2: Convert to fraction form
    472,149,031.80/708,223,547.70 = 373,513,582.20/x
  3. Step 3: Cross multiply
    472,149,031.80x = 708,223,547.70 × 373,513,582.20
  4. Step 4: Simplify right side
    472,149,031.80x = 264,531,114,299,819,584
  5. Step 5: Solve for x
    x = 264,531,114,299,819,584/472,149,031.80
  6. Step 6: Final answer
    x = 560,270,373.30

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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.