Home / 734,913,979.20-1,102,370,968.80-666,889,531.20

Finding the Fourth Proportional to 734,913,979.20, 1,102,370,968.80 and 666,889,531.20

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Solution

The fourth proportional to 734,913,979.20, 1,102,370,968.80 and 666,889,531.20 is: 1,000,334,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,913,979.20 : 1,102,370,968.80 = 666,889,531.20 : x
  2. Step 2: Convert to fraction form
    734,913,979.20/1,102,370,968.80 = 666,889,531.20/x
  3. Step 3: Cross multiply
    734,913,979.20x = 1,102,370,968.80 × 666,889,531.20
  4. Step 4: Simplify right side
    734,913,979.20x = 735,159,658,591,521,792
  5. Step 5: Solve for x
    x = 735,159,658,591,521,792/734,913,979.20
  6. Step 6: Final answer
    x = 1,000,334,296.80

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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.