Home / 170,424,009.40-255,636,014.10-97,864,598.20

Finding the Fourth Proportional to 170,424,009.40, 255,636,014.10 and 97,864,598.20

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Solution

The fourth proportional to 170,424,009.40, 255,636,014.10 and 97,864,598.20 is: 146,796,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,424,009.40 : 255,636,014.10 = 97,864,598.20 : x
  2. Step 2: Convert to fraction form
    170,424,009.40/255,636,014.10 = 97,864,598.20/x
  3. Step 3: Cross multiply
    170,424,009.40x = 255,636,014.10 × 97,864,598.20
  4. Step 4: Simplify right side
    170,424,009.40x = 25,017,715,805,346,036
  5. Step 5: Solve for x
    x = 25,017,715,805,346,036/170,424,009.40
  6. Step 6: Final answer
    x = 146,796,897.30

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1.5x scale

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.