Home / 1,116,176,887.20-1,674,265,330.80-874,046,762.40

Finding the Fourth Proportional to 1,116,176,887.20, 1,674,265,330.80 and 874,046,762.40

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Solution

The fourth proportional to 1,116,176,887.20, 1,674,265,330.80 and 874,046,762.40 is: 1,311,070,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,176,887.20 : 1,674,265,330.80 = 874,046,762.40 : x
  2. Step 2: Convert to fraction form
    1,116,176,887.20/1,674,265,330.80 = 874,046,762.40/x
  3. Step 3: Cross multiply
    1,116,176,887.20x = 1,674,265,330.80 × 874,046,762.40
  4. Step 4: Simplify right side
    1,116,176,887.20x = 1,463,386,191,784,304,896
  5. Step 5: Solve for x
    x = 1,463,386,191,784,304,896/1,116,176,887.20
  6. Step 6: Final answer
    x = 1,311,070,143.60

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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.