Home / 307,719,214,221.98-424,652,555,878.42-170,550,896,095.18

Finding the Fourth Proportional to 307,719,214,221.98, 424,652,555,878.42 and 170,550,896,095.18

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Solution

The fourth proportional to 307,719,214,221.98, 424,652,555,878.42 and 170,550,896,095.18 is: 235,360,258,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,719,214,221.98 : 424,652,555,878.42 = 170,550,896,095.18 : x
  2. Step 2: Convert to fraction form
    307,719,214,221.98/424,652,555,878.42 = 170,550,896,095.18/x
  3. Step 3: Cross multiply
    307,719,214,221.98x = 424,652,555,878.42 × 170,550,896,095.18
  4. Step 4: Simplify right side
    307,719,214,221.98x = 72,424,873,934,173,019,045,888
  5. Step 5: Solve for x
    x = 72,424,873,934,173,019,045,888/307,719,214,221.98
  6. Step 6: Final answer
    x = 235,360,258,920.74

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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.