Home / 1,557,792,023.60-2,336,688,035.40-1,547,042,481.20

Finding the Fourth Proportional to 1,557,792,023.60, 2,336,688,035.40 and 1,547,042,481.20

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Solution

The fourth proportional to 1,557,792,023.60, 2,336,688,035.40 and 1,547,042,481.20 is: 2,320,563,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,792,023.60 : 2,336,688,035.40 = 1,547,042,481.20 : x
  2. Step 2: Convert to fraction form
    1,557,792,023.60/2,336,688,035.40 = 1,547,042,481.20/x
  3. Step 3: Cross multiply
    1,557,792,023.60x = 2,336,688,035.40 × 1,547,042,481.20
  4. Step 4: Simplify right side
    1,557,792,023.60x = 3,614,955,656,075,569,664
  5. Step 5: Solve for x
    x = 3,614,955,656,075,569,664/1,557,792,023.60
  6. Step 6: Final answer
    x = 2,320,563,721.80

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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.