Home / 779,269,688,971.42-1,168,086,287,218.80-262,191,677,007.04

Finding the Fourth Proportional to 779,269,688,971.42, 1,168,086,287,218.80 and 262,191,677,007.04

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Solution

The fourth proportional to 779,269,688,971.42, 1,168,086,287,218.80 and 262,191,677,007.04 is: 393,012,209,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,269,688,971.42 : 1,168,086,287,218.80 = 262,191,677,007.04 : x
  2. Step 2: Convert to fraction form
    779,269,688,971.42/1,168,086,287,218.80 = 262,191,677,007.04/x
  3. Step 3: Cross multiply
    779,269,688,971.42x = 1,168,086,287,218.80 × 262,191,677,007.04
  4. Step 4: Simplify right side
    779,269,688,971.42x = 306,262,502,534,824,211,775,488
  5. Step 5: Solve for x
    x = 306,262,502,534,824,211,775,488/779,269,688,971.42
  6. Step 6: Final answer
    x = 393,012,209,853.91

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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.