Home / 974,113,009.81-1,461,021,879.17-265,116,823.92

Finding the Fourth Proportional to 974,113,009.81, 1,461,021,879.17 and 265,116,823.92

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Solution

The fourth proportional to 974,113,009.81, 1,461,021,879.17 and 265,116,823.92 is: 397,635,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,113,009.81 : 1,461,021,879.17 = 265,116,823.92 : x
  2. Step 2: Convert to fraction form
    974,113,009.81/1,461,021,879.17 = 265,116,823.92/x
  3. Step 3: Cross multiply
    974,113,009.81x = 1,461,021,879.17 × 265,116,823.92
  4. Step 4: Simplify right side
    974,113,009.81x = 387,341,480,283,843,136
  5. Step 5: Solve for x
    x = 387,341,480,283,843,136/974,113,009.81
  6. Step 6: Final answer
    x = 397,635,055.05

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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.