Home / 293,520,802.40-440,281,203.60-196,774,920.80

Finding the Fourth Proportional to 293,520,802.40, 440,281,203.60 and 196,774,920.80

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Solution

The fourth proportional to 293,520,802.40, 440,281,203.60 and 196,774,920.80 is: 295,162,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,520,802.40 : 440,281,203.60 = 196,774,920.80 : x
  2. Step 2: Convert to fraction form
    293,520,802.40/440,281,203.60 = 196,774,920.80/x
  3. Step 3: Cross multiply
    293,520,802.40x = 440,281,203.60 × 196,774,920.80
  4. Step 4: Simplify right side
    293,520,802.40x = 86,636,298,968,118,688
  5. Step 5: Solve for x
    x = 86,636,298,968,118,688/293,520,802.40
  6. Step 6: Final answer
    x = 295,162,381.20

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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.