Home / 590,579,272.59-885,663,762.81-328,663,518.36

Finding the Fourth Proportional to 590,579,272.59, 885,663,762.81 and 328,663,518.36

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Solution

The fourth proportional to 590,579,272.59, 885,663,762.81 and 328,663,518.36 is: 492,881,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,579,272.59 : 885,663,762.81 = 328,663,518.36 : x
  2. Step 2: Convert to fraction form
    590,579,272.59/885,663,762.81 = 328,663,518.36/x
  3. Step 3: Cross multiply
    590,579,272.59x = 885,663,762.81 × 328,663,518.36
  4. Step 4: Simplify right side
    590,579,272.59x = 291,085,368,368,109,504
  5. Step 5: Solve for x
    x = 291,085,368,368,109,504/590,579,272.59
  6. Step 6: Final answer
    x = 492,881,111.61

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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.