Home / 10,305,792,031.80-15,458,688,047.70-2,551,004,959.80

Finding the Fourth Proportional to 10,305,792,031.80, 15,458,688,047.70 and 2,551,004,959.80

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Solution

The fourth proportional to 10,305,792,031.80, 15,458,688,047.70 and 2,551,004,959.80 is: 3,826,507,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305,792,031.80 : 15,458,688,047.70 = 2,551,004,959.80 : x
  2. Step 2: Convert to fraction form
    10,305,792,031.80/15,458,688,047.70 = 2,551,004,959.80/x
  3. Step 3: Cross multiply
    10,305,792,031.80x = 15,458,688,047.70 × 2,551,004,959.80
  4. Step 4: Simplify right side
    10,305,792,031.80x = 39,435,189,881,683,681,280
  5. Step 5: Solve for x
    x = 39,435,189,881,683,681,280/10,305,792,031.80
  6. Step 6: Final answer
    x = 3,826,507,439.70

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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.