Home / 760,482,109.08-1,138,758,579.36-524,858,691.60

Finding the Fourth Proportional to 760,482,109.08, 1,138,758,579.36 and 524,858,691.60

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Solution

The fourth proportional to 760,482,109.08, 1,138,758,579.36 and 524,858,691.60 is: 785,932,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,482,109.08 : 1,138,758,579.36 = 524,858,691.60 : x
  2. Step 2: Convert to fraction form
    760,482,109.08/1,138,758,579.36 = 524,858,691.60/x
  3. Step 3: Cross multiply
    760,482,109.08x = 1,138,758,579.36 × 524,858,691.60
  4. Step 4: Simplify right side
    760,482,109.08x = 597,687,338,011,164,288
  5. Step 5: Solve for x
    x = 597,687,338,011,164,288/760,482,109.08
  6. Step 6: Final answer
    x = 785,932,148.67

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1.5x scale

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.