Home / 1,172,506,119.40-1,758,759,179.10-1,145,632,263.40

Finding the Fourth Proportional to 1,172,506,119.40, 1,758,759,179.10 and 1,145,632,263.40

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Solution

The fourth proportional to 1,172,506,119.40, 1,758,759,179.10 and 1,145,632,263.40 is: 1,718,448,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,506,119.40 : 1,758,759,179.10 = 1,145,632,263.40 : x
  2. Step 2: Convert to fraction form
    1,172,506,119.40/1,758,759,179.10 = 1,145,632,263.40/x
  3. Step 3: Cross multiply
    1,172,506,119.40x = 1,758,759,179.10 × 1,145,632,263.40
  4. Step 4: Simplify right side
    1,172,506,119.40x = 2,014,891,259,127,858,944
  5. Step 5: Solve for x
    x = 2,014,891,259,127,858,944/1,172,506,119.40
  6. Step 6: Final answer
    x = 1,718,448,395.10

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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.