Home / 742,176,541.60-1,113,264,812.40-699,850,218.40

Finding the Fourth Proportional to 742,176,541.60, 1,113,264,812.40 and 699,850,218.40

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Solution

The fourth proportional to 742,176,541.60, 1,113,264,812.40 and 699,850,218.40 is: 1,049,775,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,176,541.60 : 1,113,264,812.40 = 699,850,218.40 : x
  2. Step 2: Convert to fraction form
    742,176,541.60/1,113,264,812.40 = 699,850,218.40/x
  3. Step 3: Cross multiply
    742,176,541.60x = 1,113,264,812.40 × 699,850,218.40
  4. Step 4: Simplify right side
    742,176,541.60x = 779,118,622,095,175,040
  5. Step 5: Solve for x
    x = 779,118,622,095,175,040/742,176,541.60
  6. Step 6: Final answer
    x = 1,049,775,327.60

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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.