Home / 740,284,275.03-1,021,701,945.23-468,729,987.72

Finding the Fourth Proportional to 740,284,275.03, 1,021,701,945.23 and 468,729,987.72

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Solution

The fourth proportional to 740,284,275.03, 1,021,701,945.23 and 468,729,987.72 is: 646,916,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,284,275.03 : 1,021,701,945.23 = 468,729,987.72 : x
  2. Step 2: Convert to fraction form
    740,284,275.03/1,021,701,945.23 = 468,729,987.72/x
  3. Step 3: Cross multiply
    740,284,275.03x = 1,021,701,945.23 × 468,729,987.72
  4. Step 4: Simplify right side
    740,284,275.03x = 478,902,340,238,814,400
  5. Step 5: Solve for x
    x = 478,902,340,238,814,400/740,284,275.03
  6. Step 6: Final answer
    x = 646,916,808.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.