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Finding the Fourth Proportional to 46,715,643.60, 70,073,465.40 and 46,715,643.60

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Solution

The fourth proportional to 46,715,643.60, 70,073,465.40 and 46,715,643.60 is: 70,073,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,715,643.60 : 70,073,465.40 = 46,715,643.60 : x
  2. Step 2: Convert to fraction form
    46,715,643.60/70,073,465.40 = 46,715,643.60/x
  3. Step 3: Cross multiply
    46,715,643.60x = 70,073,465.40 × 46,715,643.60
  4. Step 4: Simplify right side
    46,715,643.60x = 3,273,527,035,443,332
  5. Step 5: Solve for x
    x = 3,273,527,035,443,332/46,715,643.60
  6. Step 6: Final answer
    x = 70,073,465.40

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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.