Home / 761,174,094,906.70-1,142,264,151,281.40-358,372,758,584.75

Finding the Fourth Proportional to 761,174,094,906.70, 1,142,264,151,281.40 and 358,372,758,584.75

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Solution

The fourth proportional to 761,174,094,906.70, 1,142,264,151,281.40 and 358,372,758,584.75 is: 537,795,962,403.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,174,094,906.70 : 1,142,264,151,281.40 = 358,372,758,584.75 : x
  2. Step 2: Convert to fraction form
    761,174,094,906.70/1,142,264,151,281.40 = 358,372,758,584.75/x
  3. Step 3: Cross multiply
    761,174,094,906.70x = 1,142,264,151,281.40 × 358,372,758,584.75
  4. Step 4: Simplify right side
    761,174,094,906.70x = 409,356,354,927,183,460,827,136
  5. Step 5: Solve for x
    x = 409,356,354,927,183,460,827,136/761,174,094,906.70
  6. Step 6: Final answer
    x = 537,795,962,403.79

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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.