Home / 12,280,390,535.69-16,946,938,808.03-6,641,606,387.19

Finding the Fourth Proportional to 12,280,390,535.69, 16,946,938,808.03 and 6,641,606,387.19

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Solution

The fourth proportional to 12,280,390,535.69, 16,946,938,808.03 and 6,641,606,387.19 is: 9,165,416,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,280,390,535.69 : 16,946,938,808.03 = 6,641,606,387.19 : x
  2. Step 2: Convert to fraction form
    12,280,390,535.69/16,946,938,808.03 = 6,641,606,387.19/x
  3. Step 3: Cross multiply
    12,280,390,535.69x = 16,946,938,808.03 × 6,641,606,387.19
  4. Step 4: Simplify right side
    12,280,390,535.69x = 112,554,897,030,696,910,848
  5. Step 5: Solve for x
    x = 112,554,897,030,696,910,848/12,280,390,535.69
  6. Step 6: Final answer
    x = 9,165,416,743.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.