Home / 3,878,439,888,091.40-5,351,359,329,628.50-2,315,602,531,303.60

Finding the Fourth Proportional to 3,878,439,888,091.40, 5,351,359,329,628.50 and 2,315,602,531,303.60

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Solution

The fourth proportional to 3,878,439,888,091.40, 5,351,359,329,628.50 and 2,315,602,531,303.60 is: 3,195,001,486,976.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,439,888,091.40 : 5,351,359,329,628.50 = 2,315,602,531,303.60 : x
  2. Step 2: Convert to fraction form
    3,878,439,888,091.40/5,351,359,329,628.50 = 2,315,602,531,303.60/x
  3. Step 3: Cross multiply
    3,878,439,888,091.40x = 5,351,359,329,628.50 × 2,315,602,531,303.60
  4. Step 4: Simplify right side
    3,878,439,888,091.40x = 12,391,621,209,602,890,364,092,416
  5. Step 5: Solve for x
    x = 12,391,621,209,602,890,364,092,416/3,878,439,888,091.40
  6. Step 6: Final answer
    x = 3,195,001,486,976.99

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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.