Home / 207,039,779.60-310,559,669.40-159,264,035.60

Finding the Fourth Proportional to 207,039,779.60, 310,559,669.40 and 159,264,035.60

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Solution

The fourth proportional to 207,039,779.60, 310,559,669.40 and 159,264,035.60 is: 238,896,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,039,779.60 : 310,559,669.40 = 159,264,035.60 : x
  2. Step 2: Convert to fraction form
    207,039,779.60/310,559,669.40 = 159,264,035.60/x
  3. Step 3: Cross multiply
    207,039,779.60x = 310,559,669.40 × 159,264,035.60
  4. Step 4: Simplify right side
    207,039,779.60x = 49,460,986,243,245,824
  5. Step 5: Solve for x
    x = 49,460,986,243,245,824/207,039,779.60
  6. Step 6: Final answer
    x = 238,896,053.40

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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.