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Finding the Fourth Proportional to 28,889,806,869.60, 43,334,710,304.40 and 28,889,806,869.60

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Solution

The fourth proportional to 28,889,806,869.60, 43,334,710,304.40 and 28,889,806,869.60 is: 43,334,710,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,806,869.60 : 43,334,710,304.40 = 28,889,806,869.60 : x
  2. Step 2: Convert to fraction form
    28,889,806,869.60/43,334,710,304.40 = 28,889,806,869.60/x
  3. Step 3: Cross multiply
    28,889,806,869.60x = 43,334,710,304.40 × 28,889,806,869.60
  4. Step 4: Simplify right side
    28,889,806,869.60x = 1,251,931,411,444,180,975,616
  5. Step 5: Solve for x
    x = 1,251,931,411,444,180,975,616/28,889,806,869.60
  6. Step 6: Final answer
    x = 43,334,710,304.40

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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.