Home / 47,869,272,021.60-71,803,908,032.40-28,033,342,984.80

Finding the Fourth Proportional to 47,869,272,021.60, 71,803,908,032.40 and 28,033,342,984.80

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Solution

The fourth proportional to 47,869,272,021.60, 71,803,908,032.40 and 28,033,342,984.80 is: 42,050,014,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869,272,021.60 : 71,803,908,032.40 = 28,033,342,984.80 : x
  2. Step 2: Convert to fraction form
    47,869,272,021.60/71,803,908,032.40 = 28,033,342,984.80/x
  3. Step 3: Cross multiply
    47,869,272,021.60x = 71,803,908,032.40 × 28,033,342,984.80
  4. Step 4: Simplify right side
    47,869,272,021.60x = 2,012,903,581,521,304,616,960
  5. Step 5: Solve for x
    x = 2,012,903,581,521,304,616,960/47,869,272,021.60
  6. Step 6: Final answer
    x = 42,050,014,477.20

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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.