Home / 268,226,355.20-402,020,668.20-240,803,999.60

Finding the Fourth Proportional to 268,226,355.20, 402,020,668.20 and 240,803,999.60

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Solution

The fourth proportional to 268,226,355.20, 402,020,668.20 and 240,803,999.60 is: 360,919,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,226,355.20 : 402,020,668.20 = 240,803,999.60 : x
  2. Step 2: Convert to fraction form
    268,226,355.20/402,020,668.20 = 240,803,999.60/x
  3. Step 3: Cross multiply
    268,226,355.20x = 402,020,668.20 × 240,803,999.60
  4. Step 4: Simplify right side
    268,226,355.20x = 96,808,184,824,424,528
  5. Step 5: Solve for x
    x = 96,808,184,824,424,528/268,226,355.20
  6. Step 6: Final answer
    x = 360,919,734.20

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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.