Home / 152,463,890,478.23-210,702,047,024.89-124,954,086,990.04

Finding the Fourth Proportional to 152,463,890,478.23, 210,702,047,024.89 and 124,954,086,990.04

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Solution

The fourth proportional to 152,463,890,478.23, 210,702,047,024.89 and 124,954,086,990.04 is: 172,684,048,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,463,890,478.23 : 210,702,047,024.89 = 124,954,086,990.04 : x
  2. Step 2: Convert to fraction form
    152,463,890,478.23/210,702,047,024.89 = 124,954,086,990.04/x
  3. Step 3: Cross multiply
    152,463,890,478.23x = 210,702,047,024.89 × 124,954,086,990.04
  4. Step 4: Simplify right side
    152,463,890,478.23x = 26,328,081,912,927,604,441,088
  5. Step 5: Solve for x
    x = 26,328,081,912,927,604,441,088/152,463,890,478.23
  6. Step 6: Final answer
    x = 172,684,048,861.31

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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.