Home / 497,772,307.20-746,658,460.80-448,454,582.40

Finding the Fourth Proportional to 497,772,307.20, 746,658,460.80 and 448,454,582.40

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Solution

The fourth proportional to 497,772,307.20, 746,658,460.80 and 448,454,582.40 is: 672,681,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,772,307.20 : 746,658,460.80 = 448,454,582.40 : x
  2. Step 2: Convert to fraction form
    497,772,307.20/746,658,460.80 = 448,454,582.40/x
  3. Step 3: Cross multiply
    497,772,307.20x = 746,658,460.80 × 448,454,582.40
  4. Step 4: Simplify right side
    497,772,307.20x = 334,842,408,233,490,752
  5. Step 5: Solve for x
    x = 334,842,408,233,490,752/497,772,307.20
  6. Step 6: Final answer
    x = 672,681,873.60

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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.