Home / 1,816,150,995.68-2,506,288,359.27-980,775,492.47

Finding the Fourth Proportional to 1,816,150,995.68, 2,506,288,359.27 and 980,775,492.47

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Solution

The fourth proportional to 1,816,150,995.68, 2,506,288,359.27 and 980,775,492.47 is: 1,353,470,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,150,995.68 : 2,506,288,359.27 = 980,775,492.47 : x
  2. Step 2: Convert to fraction form
    1,816,150,995.68/2,506,288,359.27 = 980,775,492.47/x
  3. Step 3: Cross multiply
    1,816,150,995.68x = 2,506,288,359.27 × 980,775,492.47
  4. Step 4: Simplify right side
    1,816,150,995.68x = 2,458,106,199,834,862,592
  5. Step 5: Solve for x
    x = 2,458,106,199,834,862,592/1,816,150,995.68
  6. Step 6: Final answer
    x = 1,353,470,171.63

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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.