Home / 1,353,864,160.16-2,028,725,139.65-723,685,859.75

Finding the Fourth Proportional to 1,353,864,160.16, 2,028,725,139.65 and 723,685,859.75

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Solution

The fourth proportional to 1,353,864,160.16, 2,028,725,139.65 and 723,685,859.75 is: 1,084,421,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,864,160.16 : 2,028,725,139.65 = 723,685,859.75 : x
  2. Step 2: Convert to fraction form
    1,353,864,160.16/2,028,725,139.65 = 723,685,859.75/x
  3. Step 3: Cross multiply
    1,353,864,160.16x = 2,028,725,139.65 × 723,685,859.75
  4. Step 4: Simplify right side
    1,353,864,160.16x = 1,468,159,696,880,430,592
  5. Step 5: Solve for x
    x = 1,468,159,696,880,430,592/1,353,864,160.16
  6. Step 6: Final answer
    x = 1,084,421,716.80

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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.