Home / 1,136,939,602.19-1,705,572,085.40-350,059,833.74

Finding the Fourth Proportional to 1,136,939,602.19, 1,705,572,085.40 and 350,059,833.74

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Solution

The fourth proportional to 1,136,939,602.19, 1,705,572,085.40 and 350,059,833.74 is: 525,139,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,939,602.19 : 1,705,572,085.40 = 350,059,833.74 : x
  2. Step 2: Convert to fraction form
    1,136,939,602.19/1,705,572,085.40 = 350,059,833.74/x
  3. Step 3: Cross multiply
    1,136,939,602.19x = 1,705,572,085.40 × 350,059,833.74
  4. Step 4: Simplify right side
    1,136,939,602.19x = 597,052,280,650,517,888
  5. Step 5: Solve for x
    x = 597,052,280,650,517,888/1,136,939,602.19
  6. Step 6: Final answer
    x = 525,139,839.89

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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.