Home / 1,899,754,547.48-2,849,989,800.26-719,688,478.36

Finding the Fourth Proportional to 1,899,754,547.48, 2,849,989,800.26 and 719,688,478.36

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Solution

The fourth proportional to 1,899,754,547.48, 2,849,989,800.26 and 719,688,478.36 is: 1,079,668,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,754,547.48 : 2,849,989,800.26 = 719,688,478.36 : x
  2. Step 2: Convert to fraction form
    1,899,754,547.48/2,849,989,800.26 = 719,688,478.36/x
  3. Step 3: Cross multiply
    1,899,754,547.48x = 2,849,989,800.26 × 719,688,478.36
  4. Step 4: Simplify right side
    1,899,754,547.48x = 2,051,104,822,690,639,872
  5. Step 5: Solve for x
    x = 2,051,104,822,690,639,872/1,899,754,547.48
  6. Step 6: Final answer
    x = 1,079,668,331.58

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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.