Home / 1,042,915,246.40-1,564,561,826.40-524,039,873.60

Finding the Fourth Proportional to 1,042,915,246.40, 1,564,561,826.40 and 524,039,873.60

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Solution

The fourth proportional to 1,042,915,246.40, 1,564,561,826.40 and 524,039,873.60 is: 786,154,756.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,915,246.40 : 1,564,561,826.40 = 524,039,873.60 : x
  2. Step 2: Convert to fraction form
    1,042,915,246.40/1,564,561,826.40 = 524,039,873.60/x
  3. Step 3: Cross multiply
    1,042,915,246.40x = 1,564,561,826.40 × 524,039,873.60
  4. Step 4: Simplify right side
    1,042,915,246.40x = 819,892,781,746,041,216
  5. Step 5: Solve for x
    x = 819,892,781,746,041,216/1,042,915,246.40
  6. Step 6: Final answer
    x = 786,154,756.66

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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.