Home / 538,592,430.40-805,873,106.40-357,193,902.40

Finding the Fourth Proportional to 538,592,430.40, 805,873,106.40 and 357,193,902.40

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Solution

The fourth proportional to 538,592,430.40, 805,873,106.40 and 357,193,902.40 is: 534,454,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,592,430.40 : 805,873,106.40 = 357,193,902.40 : x
  2. Step 2: Convert to fraction form
    538,592,430.40/805,873,106.40 = 357,193,902.40/x
  3. Step 3: Cross multiply
    538,592,430.40x = 805,873,106.40 × 357,193,902.40
  4. Step 4: Simplify right side
    538,592,430.40x = 287,852,959,714,226,400
  5. Step 5: Solve for x
    x = 287,852,959,714,226,400/538,592,430.40
  6. Step 6: Final answer
    x = 534,454,150.24

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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.