Home / 1,939,482,718.39-2,676,486,048.98-1,047,409,359.01

Finding the Fourth Proportional to 1,939,482,718.39, 2,676,486,048.98 and 1,047,409,359.01

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Solution

The fourth proportional to 1,939,482,718.39, 2,676,486,048.98 and 1,047,409,359.01 is: 1,445,424,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,482,718.39 : 2,676,486,048.98 = 1,047,409,359.01 : x
  2. Step 2: Convert to fraction form
    1,939,482,718.39/2,676,486,048.98 = 1,047,409,359.01/x
  3. Step 3: Cross multiply
    1,939,482,718.39x = 2,676,486,048.98 × 1,047,409,359.01
  4. Step 4: Simplify right side
    1,939,482,718.39x = 2,803,376,536,961,349,120
  5. Step 5: Solve for x
    x = 2,803,376,536,961,349,120/1,939,482,718.39
  6. Step 6: Final answer
    x = 1,445,424,860.13

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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.