Home / 506,506,115,811.65-698,978,439,820.05-289,732,310,353.14

Finding the Fourth Proportional to 506,506,115,811.65, 698,978,439,820.05 and 289,732,310,353.14

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Solution

The fourth proportional to 506,506,115,811.65, 698,978,439,820.05 and 289,732,310,353.14 is: 399,830,588,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,506,115,811.65 : 698,978,439,820.05 = 289,732,310,353.14 : x
  2. Step 2: Convert to fraction form
    506,506,115,811.65/698,978,439,820.05 = 289,732,310,353.14/x
  3. Step 3: Cross multiply
    506,506,115,811.65x = 698,978,439,820.05 × 289,732,310,353.14
  4. Step 4: Simplify right side
    506,506,115,811.65x = 202,516,638,256,096,341,917,696
  5. Step 5: Solve for x
    x = 202,516,638,256,096,341,917,696/506,506,115,811.65
  6. Step 6: Final answer
    x = 399,830,588,287.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.