Home / 259,006,018,148.04-357,404,318,526.73-143,260,286,621.70

Finding the Fourth Proportional to 259,006,018,148.04, 357,404,318,526.73 and 143,260,286,621.70

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Solution

The fourth proportional to 259,006,018,148.04, 357,404,318,526.73 and 143,260,286,621.70 is: 197,685,928,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,006,018,148.04 : 357,404,318,526.73 = 143,260,286,621.70 : x
  2. Step 2: Convert to fraction form
    259,006,018,148.04/357,404,318,526.73 = 143,260,286,621.70/x
  3. Step 3: Cross multiply
    259,006,018,148.04x = 357,404,318,526.73 × 143,260,286,621.70
  4. Step 4: Simplify right side
    259,006,018,148.04x = 51,201,845,111,972,706,648,064
  5. Step 5: Solve for x
    x = 51,201,845,111,972,706,648,064/259,006,018,148.04
  6. Step 6: Final answer
    x = 197,685,928,219.27

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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.