Home / 2,064,653,477.95-2,849,563,505.45-1,218,087,769.45

Finding the Fourth Proportional to 2,064,653,477.95, 2,849,563,505.45 and 1,218,087,769.45

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Solution

The fourth proportional to 2,064,653,477.95, 2,849,563,505.45 and 1,218,087,769.45 is: 1,681,162,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,653,477.95 : 2,849,563,505.45 = 1,218,087,769.45 : x
  2. Step 2: Convert to fraction form
    2,064,653,477.95/2,849,563,505.45 = 1,218,087,769.45/x
  3. Step 3: Cross multiply
    2,064,653,477.95x = 2,849,563,505.45 × 1,218,087,769.45
  4. Step 4: Simplify right side
    2,064,653,477.95x = 3,471,018,454,255,634,432
  5. Step 5: Solve for x
    x = 3,471,018,454,255,634,432/2,064,653,477.95
  6. Step 6: Final answer
    x = 1,681,162,718.75

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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.