Home / 170,424,013.40-255,636,020.10-97,864,602.20

Finding the Fourth Proportional to 170,424,013.40, 255,636,020.10 and 97,864,602.20

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Solution

The fourth proportional to 170,424,013.40, 255,636,020.10 and 97,864,602.20 is: 146,796,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,424,013.40 : 255,636,020.10 = 97,864,602.20 : x
  2. Step 2: Convert to fraction form
    170,424,013.40/255,636,020.10 = 97,864,602.20/x
  3. Step 3: Cross multiply
    170,424,013.40x = 255,636,020.10 × 97,864,602.20
  4. Step 4: Simplify right side
    170,424,013.40x = 25,017,717,415,077,704
  5. Step 5: Solve for x
    x = 25,017,717,415,077,704/170,424,013.40
  6. Step 6: Final answer
    x = 146,796,903.30

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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.