Home / 983,472,906.30-1,475,209,359.45-927,037,808.70

Finding the Fourth Proportional to 983,472,906.30, 1,475,209,359.45 and 927,037,808.70

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Solution

The fourth proportional to 983,472,906.30, 1,475,209,359.45 and 927,037,808.70 is: 1,390,556,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,472,906.30 : 1,475,209,359.45 = 927,037,808.70 : x
  2. Step 2: Convert to fraction form
    983,472,906.30/1,475,209,359.45 = 927,037,808.70/x
  3. Step 3: Cross multiply
    983,472,906.30x = 1,475,209,359.45 × 927,037,808.70
  4. Step 4: Simplify right side
    983,472,906.30x = 1,367,574,851,958,258,688
  5. Step 5: Solve for x
    x = 1,367,574,851,958,258,688/983,472,906.30
  6. Step 6: Final answer
    x = 1,390,556,713.05

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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.