Home / 803,242,094.10-1,199,454,096.36-655,981,784.58

Finding the Fourth Proportional to 803,242,094.10, 1,199,454,096.36 and 655,981,784.58

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Solution

The fourth proportional to 803,242,094.10, 1,199,454,096.36 and 655,981,784.58 is: 979,555,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,242,094.10 : 1,199,454,096.36 = 655,981,784.58 : x
  2. Step 2: Convert to fraction form
    803,242,094.10/1,199,454,096.36 = 655,981,784.58/x
  3. Step 3: Cross multiply
    803,242,094.10x = 1,199,454,096.36 × 655,981,784.58
  4. Step 4: Simplify right side
    803,242,094.10x = 786,820,038,658,949,120
  5. Step 5: Solve for x
    x = 786,820,038,658,949,120/803,242,094.10
  6. Step 6: Final answer
    x = 979,555,285.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.