Home / 1,203,901,710.40-1,805,852,565.60-1,020,235,700.80

Finding the Fourth Proportional to 1,203,901,710.40, 1,805,852,565.60 and 1,020,235,700.80

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Solution

The fourth proportional to 1,203,901,710.40, 1,805,852,565.60 and 1,020,235,700.80 is: 1,530,353,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,901,710.40 : 1,805,852,565.60 = 1,020,235,700.80 : x
  2. Step 2: Convert to fraction form
    1,203,901,710.40/1,805,852,565.60 = 1,020,235,700.80/x
  3. Step 3: Cross multiply
    1,203,901,710.40x = 1,805,852,565.60 × 1,020,235,700.80
  4. Step 4: Simplify right side
    1,203,901,710.40x = 1,842,395,257,806,393,856
  5. Step 5: Solve for x
    x = 1,842,395,257,806,393,856/1,203,901,710.40
  6. Step 6: Final answer
    x = 1,530,353,551.20

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Double scale
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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.