Home / 1,621,895,015,875.70-2,238,217,573,655.20-880,302,117,700.60

Finding the Fourth Proportional to 1,621,895,015,875.70, 2,238,217,573,655.20 and 880,302,117,700.60

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Solution

The fourth proportional to 1,621,895,015,875.70, 2,238,217,573,655.20 and 880,302,117,700.60 is: 1,214,818,253,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,895,015,875.70 : 2,238,217,573,655.20 = 880,302,117,700.60 : x
  2. Step 2: Convert to fraction form
    1,621,895,015,875.70/2,238,217,573,655.20 = 880,302,117,700.60/x
  3. Step 3: Cross multiply
    1,621,895,015,875.70x = 2,238,217,573,655.20 × 880,302,117,700.60
  4. Step 4: Simplify right side
    1,621,895,015,875.70x = 1,970,307,669,963,371,316,248,576
  5. Step 5: Solve for x
    x = 1,970,307,669,963,371,316,248,576/1,621,895,015,875.70
  6. Step 6: Final answer
    x = 1,214,818,253,140.48

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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.