Home / 9,879,411,901.60-14,819,117,852.40-4,981,651,645.60

Finding the Fourth Proportional to 9,879,411,901.60, 14,819,117,852.40 and 4,981,651,645.60

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Solution

The fourth proportional to 9,879,411,901.60, 14,819,117,852.40 and 4,981,651,645.60 is: 7,472,477,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,411,901.60 : 14,819,117,852.40 = 4,981,651,645.60 : x
  2. Step 2: Convert to fraction form
    9,879,411,901.60/14,819,117,852.40 = 4,981,651,645.60/x
  3. Step 3: Cross multiply
    9,879,411,901.60x = 14,819,117,852.40 × 4,981,651,645.60
  4. Step 4: Simplify right side
    9,879,411,901.60x = 73,823,682,835,748,798,464
  5. Step 5: Solve for x
    x = 73,823,682,835,748,798,464/9,879,411,901.60
  6. Step 6: Final answer
    x = 7,472,477,468.40

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Double scale
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Similar ratio
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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.