Home / 1,095,258,019.01-1,642,872,678.20-266,209,253.24

Finding the Fourth Proportional to 1,095,258,019.01, 1,642,872,678.20 and 266,209,253.24

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Solution

The fourth proportional to 1,095,258,019.01, 1,642,872,678.20 and 266,209,253.24 is: 399,310,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,258,019.01 : 1,642,872,678.20 = 266,209,253.24 : x
  2. Step 2: Convert to fraction form
    1,095,258,019.01/1,642,872,678.20 = 266,209,253.24/x
  3. Step 3: Cross multiply
    1,095,258,019.01x = 1,642,872,678.20 × 266,209,253.24
  4. Step 4: Simplify right side
    1,095,258,019.01x = 437,347,908,832,020,864
  5. Step 5: Solve for x
    x = 437,347,908,832,020,864/1,095,258,019.01
  6. Step 6: Final answer
    x = 399,310,391.93

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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.