Home / 889,743,807.60-1,334,615,711.40-829,277,631.60

Finding the Fourth Proportional to 889,743,807.60, 1,334,615,711.40 and 829,277,631.60

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Solution

The fourth proportional to 889,743,807.60, 1,334,615,711.40 and 829,277,631.60 is: 1,243,916,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,743,807.60 : 1,334,615,711.40 = 829,277,631.60 : x
  2. Step 2: Convert to fraction form
    889,743,807.60/1,334,615,711.40 = 829,277,631.60/x
  3. Step 3: Cross multiply
    889,743,807.60x = 1,334,615,711.40 × 829,277,631.60
  4. Step 4: Simplify right side
    889,743,807.60x = 1,106,766,956,245,941,248
  5. Step 5: Solve for x
    x = 1,106,766,956,245,941,248/889,743,807.60
  6. Step 6: Final answer
    x = 1,243,916,447.40

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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.