Home / 674,352,203.40-1,011,528,305.10-432,487,499.40

Finding the Fourth Proportional to 674,352,203.40, 1,011,528,305.10 and 432,487,499.40

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Solution

The fourth proportional to 674,352,203.40, 1,011,528,305.10 and 432,487,499.40 is: 648,731,249.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,352,203.40 : 1,011,528,305.10 = 432,487,499.40 : x
  2. Step 2: Convert to fraction form
    674,352,203.40/1,011,528,305.10 = 432,487,499.40/x
  3. Step 3: Cross multiply
    674,352,203.40x = 1,011,528,305.10 × 432,487,499.40
  4. Step 4: Simplify right side
    674,352,203.40x = 437,473,347,245,019,264
  5. Step 5: Solve for x
    x = 437,473,347,245,019,264/674,352,203.40
  6. Step 6: Final answer
    x = 648,731,249.10

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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.