Home / 1,116,154,618.56-1,540,281,150.34-614,352,673.62

Finding the Fourth Proportional to 1,116,154,618.56, 1,540,281,150.34 and 614,352,673.62

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Solution

The fourth proportional to 1,116,154,618.56, 1,540,281,150.34 and 614,352,673.62 is: 847,799,961.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,154,618.56 : 1,540,281,150.34 = 614,352,673.62 : x
  2. Step 2: Convert to fraction form
    1,116,154,618.56/1,540,281,150.34 = 614,352,673.62/x
  3. Step 3: Cross multiply
    1,116,154,618.56x = 1,540,281,150.34 × 614,352,673.62
  4. Step 4: Simplify right side
    1,116,154,618.56x = 946,275,842,832,829,440
  5. Step 5: Solve for x
    x = 946,275,842,832,829,440/1,116,154,618.56
  6. Step 6: Final answer
    x = 847,799,961.67

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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.