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Finding the Fourth Proportional to 70,573,656,357.60, 105,860,484,536.40 and 54,594,713,522.40

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Solution

The fourth proportional to 70,573,656,357.60, 105,860,484,536.40 and 54,594,713,522.40 is: 81,892,070,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,573,656,357.60 : 105,860,484,536.40 = 54,594,713,522.40 : x
  2. Step 2: Convert to fraction form
    70,573,656,357.60/105,860,484,536.40 = 54,594,713,522.40/x
  3. Step 3: Cross multiply
    70,573,656,357.60x = 105,860,484,536.40 × 54,594,713,522.40
  4. Step 4: Simplify right side
    70,573,656,357.60x = 5,779,422,826,607,213,019,136
  5. Step 5: Solve for x
    x = 5,779,422,826,607,213,019,136/70,573,656,357.60
  6. Step 6: Final answer
    x = 81,892,070,283.60

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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.