Home / 819,362,345.92-1,130,823,327.66-537,341,959.96

Finding the Fourth Proportional to 819,362,345.92, 1,130,823,327.66 and 537,341,959.96

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Solution

The fourth proportional to 819,362,345.92, 1,130,823,327.66 and 537,341,959.96 is: 741,599,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,362,345.92 : 1,130,823,327.66 = 537,341,959.96 : x
  2. Step 2: Convert to fraction form
    819,362,345.92/1,130,823,327.66 = 537,341,959.96/x
  3. Step 3: Cross multiply
    819,362,345.92x = 1,130,823,327.66 × 537,341,959.96
  4. Step 4: Simplify right side
    819,362,345.92x = 607,638,823,253,313,792
  5. Step 5: Solve for x
    x = 607,638,823,253,313,792/819,362,345.92
  6. Step 6: Final answer
    x = 741,599,643.04

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Double scale
Find fourth proportional to 819,362,346.92, 1,130,823,329.04 and 537,341,960.96
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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.