Home / 166,254,739,710.87-229,448,641,095.42-101,153,788,728.03

Finding the Fourth Proportional to 166,254,739,710.87, 229,448,641,095.42 and 101,153,788,728.03

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Solution

The fourth proportional to 166,254,739,710.87, 229,448,641,095.42 and 101,153,788,728.03 is: 139,602,632,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,254,739,710.87 : 229,448,641,095.42 = 101,153,788,728.03 : x
  2. Step 2: Convert to fraction form
    166,254,739,710.87/229,448,641,095.42 = 101,153,788,728.03/x
  3. Step 3: Cross multiply
    166,254,739,710.87x = 229,448,641,095.42 × 101,153,788,728.03
  4. Step 4: Simplify right side
    166,254,739,710.87x = 23,209,599,365,299,698,663,424
  5. Step 5: Solve for x
    x = 23,209,599,365,299,698,663,424/166,254,739,710.87
  6. Step 6: Final answer
    x = 139,602,632,716.90

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1.5x scale

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.