Home / 708,625,316.80-1,062,937,975.20-433,126,302.40

Finding the Fourth Proportional to 708,625,316.80, 1,062,937,975.20 and 433,126,302.40

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Solution

The fourth proportional to 708,625,316.80, 1,062,937,975.20 and 433,126,302.40 is: 649,689,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,625,316.80 : 1,062,937,975.20 = 433,126,302.40 : x
  2. Step 2: Convert to fraction form
    708,625,316.80/1,062,937,975.20 = 433,126,302.40/x
  3. Step 3: Cross multiply
    708,625,316.80x = 1,062,937,975.20 × 433,126,302.40
  4. Step 4: Simplify right side
    708,625,316.80x = 460,386,394,878,918,912
  5. Step 5: Solve for x
    x = 460,386,394,878,918,912/708,625,316.80
  6. Step 6: Final answer
    x = 649,689,453.60

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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.