Home / 549,378,140.40-824,067,210.60-185,872,496.40

Finding the Fourth Proportional to 549,378,140.40, 824,067,210.60 and 185,872,496.40

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Solution

The fourth proportional to 549,378,140.40, 824,067,210.60 and 185,872,496.40 is: 278,808,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,378,140.40 : 824,067,210.60 = 185,872,496.40 : x
  2. Step 2: Convert to fraction form
    549,378,140.40/824,067,210.60 = 185,872,496.40/x
  3. Step 3: Cross multiply
    549,378,140.40x = 824,067,210.60 × 185,872,496.40
  4. Step 4: Simplify right side
    549,378,140.40x = 153,171,429,635,606,560
  5. Step 5: Solve for x
    x = 153,171,429,635,606,560/549,378,140.40
  6. Step 6: Final answer
    x = 278,808,744.60

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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.