Home / 188,507,065.40-282,760,598.10-97,807,801.40

Finding the Fourth Proportional to 188,507,065.40, 282,760,598.10 and 97,807,801.40

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Solution

The fourth proportional to 188,507,065.40, 282,760,598.10 and 97,807,801.40 is: 146,711,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,507,065.40 : 282,760,598.10 = 97,807,801.40 : x
  2. Step 2: Convert to fraction form
    188,507,065.40/282,760,598.10 = 97,807,801.40/x
  3. Step 3: Cross multiply
    188,507,065.40x = 282,760,598.10 × 97,807,801.40
  4. Step 4: Simplify right side
    188,507,065.40x = 27,656,192,422,710,020
  5. Step 5: Solve for x
    x = 27,656,192,422,710,020/188,507,065.40
  6. Step 6: Final answer
    x = 146,711,702.10

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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.