Home / 988,967,209,047.70-1,483,559,652,688.40-360,965,505,111.70

Finding the Fourth Proportional to 988,967,209,047.70, 1,483,559,652,688.40 and 360,965,505,111.70

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Solution

The fourth proportional to 988,967,209,047.70, 1,483,559,652,688.40 and 360,965,505,111.70 is: 541,487,983,116.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,967,209,047.70 : 1,483,559,652,688.40 = 360,965,505,111.70 : x
  2. Step 2: Convert to fraction form
    988,967,209,047.70/1,483,559,652,688.40 = 360,965,505,111.70/x
  3. Step 3: Cross multiply
    988,967,209,047.70x = 1,483,559,652,688.40 × 360,965,505,111.70
  4. Step 4: Simplify right side
    988,967,209,047.70x = 535,513,859,396,006,490,144,768
  5. Step 5: Solve for x
    x = 535,513,859,396,006,490,144,768/988,967,209,047.70
  6. Step 6: Final answer
    x = 541,487,983,116.92

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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.