Home / 1,585,580,303.07-2,187,607,169.93-916,281,515.07

Finding the Fourth Proportional to 1,585,580,303.07, 2,187,607,169.93 and 916,281,515.07

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Solution

The fourth proportional to 1,585,580,303.07, 2,187,607,169.93 and 916,281,515.07 is: 1,264,183,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,580,303.07 : 2,187,607,169.93 = 916,281,515.07 : x
  2. Step 2: Convert to fraction form
    1,585,580,303.07/2,187,607,169.93 = 916,281,515.07/x
  3. Step 3: Cross multiply
    1,585,580,303.07x = 2,187,607,169.93 × 916,281,515.07
  4. Step 4: Simplify right side
    1,585,580,303.07x = 2,004,464,012,036,874,240
  5. Step 5: Solve for x
    x = 2,004,464,012,036,874,240/1,585,580,303.07
  6. Step 6: Final answer
    x = 1,264,183,219.33

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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.