Home / 12,755,308,889.60-19,153,370,668.80-9,653,394,060.80

Finding the Fourth Proportional to 12,755,308,889.60, 19,153,370,668.80 and 9,653,394,060.80

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Solution

The fourth proportional to 12,755,308,889.60, 19,153,370,668.80 and 9,653,394,060.80 is: 14,495,535,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,308,889.60 : 19,153,370,668.80 = 9,653,394,060.80 : x
  2. Step 2: Convert to fraction form
    12,755,308,889.60/19,153,370,668.80 = 9,653,394,060.80/x
  3. Step 3: Cross multiply
    12,755,308,889.60x = 19,153,370,668.80 × 9,653,394,060.80
  4. Step 4: Simplify right side
    12,755,308,889.60x = 184,895,034,658,494,808,064
  5. Step 5: Solve for x
    x = 184,895,034,658,494,808,064/12,755,308,889.60
  6. Step 6: Final answer
    x = 14,495,535,643.93

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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.