Home / 240,636,895,965.40-360,955,343,948.10-129,059,795,133.40

Finding the Fourth Proportional to 240,636,895,965.40, 360,955,343,948.10 and 129,059,795,133.40

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Solution

The fourth proportional to 240,636,895,965.40, 360,955,343,948.10 and 129,059,795,133.40 is: 193,589,692,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,636,895,965.40 : 360,955,343,948.10 = 129,059,795,133.40 : x
  2. Step 2: Convert to fraction form
    240,636,895,965.40/360,955,343,948.10 = 129,059,795,133.40/x
  3. Step 3: Cross multiply
    240,636,895,965.40x = 360,955,343,948.10 × 129,059,795,133.40
  4. Step 4: Simplify right side
    240,636,895,965.40x = 46,584,822,742,247,712,751,616
  5. Step 5: Solve for x
    x = 46,584,822,742,247,712,751,616/240,636,895,965.40
  6. Step 6: Final answer
    x = 193,589,692,700.10

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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.