Home / 3,938,214,547.84-5,436,409,477.44-2,453,836,061.92

Finding the Fourth Proportional to 3,938,214,547.84, 5,436,409,477.44 and 2,453,836,061.92

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Solution

The fourth proportional to 3,938,214,547.84, 5,436,409,477.44 and 2,453,836,061.92 is: 3,387,336,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,214,547.84 : 5,436,409,477.44 = 2,453,836,061.92 : x
  2. Step 2: Convert to fraction form
    3,938,214,547.84/5,436,409,477.44 = 2,453,836,061.92/x
  3. Step 3: Cross multiply
    3,938,214,547.84x = 5,436,409,477.44 × 2,453,836,061.92
  4. Step 4: Simplify right side
    3,938,214,547.84x = 13,340,057,623,105,933,312
  5. Step 5: Solve for x
    x = 13,340,057,623,105,933,312/3,938,214,547.84
  6. Step 6: Final answer
    x = 3,387,336,434.08

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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.