Home / 713,448,806.40-1,070,173,209.60-506,824,545.60

Finding the Fourth Proportional to 713,448,806.40, 1,070,173,209.60 and 506,824,545.60

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Solution

The fourth proportional to 713,448,806.40, 1,070,173,209.60 and 506,824,545.60 is: 760,236,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,448,806.40 : 1,070,173,209.60 = 506,824,545.60 : x
  2. Step 2: Convert to fraction form
    713,448,806.40/1,070,173,209.60 = 506,824,545.60/x
  3. Step 3: Cross multiply
    713,448,806.40x = 1,070,173,209.60 × 506,824,545.60
  4. Step 4: Simplify right side
    713,448,806.40x = 542,390,050,668,813,568
  5. Step 5: Solve for x
    x = 542,390,050,668,813,568/713,448,806.40
  6. Step 6: Final answer
    x = 760,236,818.40

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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.