Home / 1,572,168,709.14-2,357,010,488.22-784,818,274.30

Finding the Fourth Proportional to 1,572,168,709.14, 2,357,010,488.22 and 784,818,274.30

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Solution

The fourth proportional to 1,572,168,709.14, 2,357,010,488.22 and 784,818,274.30 is: 1,176,607,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,168,709.14 : 2,357,010,488.22 = 784,818,274.30 : x
  2. Step 2: Convert to fraction form
    1,572,168,709.14/2,357,010,488.22 = 784,818,274.30/x
  3. Step 3: Cross multiply
    1,572,168,709.14x = 2,357,010,488.22 × 784,818,274.30
  4. Step 4: Simplify right side
    1,572,168,709.14x = 1,849,824,903,862,804,736
  5. Step 5: Solve for x
    x = 1,849,824,903,862,804,736/1,572,168,709.14
  6. Step 6: Final answer
    x = 1,176,607,124.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.