Home / 712,152,245.80-1,068,228,368.70-537,556,162.60

Finding the Fourth Proportional to 712,152,245.80, 1,068,228,368.70 and 537,556,162.60

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Solution

The fourth proportional to 712,152,245.80, 1,068,228,368.70 and 537,556,162.60 is: 806,334,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,152,245.80 : 1,068,228,368.70 = 537,556,162.60 : x
  2. Step 2: Convert to fraction form
    712,152,245.80/1,068,228,368.70 = 537,556,162.60/x
  3. Step 3: Cross multiply
    712,152,245.80x = 1,068,228,368.70 × 537,556,162.60
  4. Step 4: Simplify right side
    712,152,245.80x = 574,232,742,658,830,016
  5. Step 5: Solve for x
    x = 574,232,742,658,830,016/712,152,245.80
  6. Step 6: Final answer
    x = 806,334,243.90

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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.