Home / 936,391,258.80-1,292,219,487.69-560,047,840.02

Finding the Fourth Proportional to 936,391,258.80, 1,292,219,487.69 and 560,047,840.02

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Solution

The fourth proportional to 936,391,258.80, 1,292,219,487.69 and 560,047,840.02 is: 772,865,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,391,258.80 : 1,292,219,487.69 = 560,047,840.02 : x
  2. Step 2: Convert to fraction form
    936,391,258.80/1,292,219,487.69 = 560,047,840.02/x
  3. Step 3: Cross multiply
    936,391,258.80x = 1,292,219,487.69 × 560,047,840.02
  4. Step 4: Simplify right side
    936,391,258.80x = 723,704,732,912,535,424
  5. Step 5: Solve for x
    x = 723,704,732,912,535,424/936,391,258.80
  6. Step 6: Final answer
    x = 772,865,750.41

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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.