Home / 2,913,147,828.65-4,020,136,442.10-1,625,646,197.08

Finding the Fourth Proportional to 2,913,147,828.65, 4,020,136,442.10 and 1,625,646,197.08

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Solution

The fourth proportional to 2,913,147,828.65, 4,020,136,442.10 and 1,625,646,197.08 is: 2,243,387,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,147,828.65 : 4,020,136,442.10 = 1,625,646,197.08 : x
  2. Step 2: Convert to fraction form
    2,913,147,828.65/4,020,136,442.10 = 1,625,646,197.08/x
  3. Step 3: Cross multiply
    2,913,147,828.65x = 4,020,136,442.10 × 1,625,646,197.08
  4. Step 4: Simplify right side
    2,913,147,828.65x = 6,535,319,518,834,457,600
  5. Step 5: Solve for x
    x = 6,535,319,518,834,457,600/2,913,147,828.65
  6. Step 6: Final answer
    x = 2,243,387,532.40

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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.