Home / 527,224,646.16-790,880,005.68-264,774,221.40

Finding the Fourth Proportional to 527,224,646.16, 790,880,005.68 and 264,774,221.40

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Solution

The fourth proportional to 527,224,646.16, 790,880,005.68 and 264,774,221.40 is: 397,182,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,224,646.16 : 790,880,005.68 = 264,774,221.40 : x
  2. Step 2: Convert to fraction form
    527,224,646.16/790,880,005.68 = 264,774,221.40/x
  3. Step 3: Cross multiply
    527,224,646.16x = 790,880,005.68 × 264,774,221.40
  4. Step 4: Simplify right side
    527,224,646.16x = 209,404,637,724,749,568
  5. Step 5: Solve for x
    x = 209,404,637,724,749,568/527,224,646.16
  6. Step 6: Final answer
    x = 397,182,945.16

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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.