Home / 9,879,411,909.60-14,819,117,864.40-4,981,651,653.60

Finding the Fourth Proportional to 9,879,411,909.60, 14,819,117,864.40 and 4,981,651,653.60

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Solution

The fourth proportional to 9,879,411,909.60, 14,819,117,864.40 and 4,981,651,653.60 is: 7,472,477,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,411,909.60 : 14,819,117,864.40 = 4,981,651,653.60 : x
  2. Step 2: Convert to fraction form
    9,879,411,909.60/14,819,117,864.40 = 4,981,651,653.60/x
  3. Step 3: Cross multiply
    9,879,411,909.60x = 14,819,117,864.40 × 4,981,651,653.60
  4. Step 4: Simplify right side
    9,879,411,909.60x = 73,823,683,014,081,560,576
  5. Step 5: Solve for x
    x = 73,823,683,014,081,560,576/9,879,411,909.60
  6. Step 6: Final answer
    x = 7,472,477,480.40

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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.