Home / 1,056,639,113.46-1,458,254,378.07-586,832,280.30

Finding the Fourth Proportional to 1,056,639,113.46, 1,458,254,378.07 and 586,832,280.30

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Solution

The fourth proportional to 1,056,639,113.46, 1,458,254,378.07 and 586,832,280.30 is: 809,879,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,639,113.46 : 1,458,254,378.07 = 586,832,280.30 : x
  2. Step 2: Convert to fraction form
    1,056,639,113.46/1,458,254,378.07 = 586,832,280.30/x
  3. Step 3: Cross multiply
    1,056,639,113.46x = 1,458,254,378.07 × 586,832,280.30
  4. Step 4: Simplify right side
    1,056,639,113.46x = 855,750,741,940,276,352
  5. Step 5: Solve for x
    x = 855,750,741,940,276,352/1,056,639,113.46
  6. Step 6: Final answer
    x = 809,879,864.41

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Double scale
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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.