Home / 785,434,506,999.60-1,178,151,760,499.40-785,434,506,999.60

Finding the Fourth Proportional to 785,434,506,999.60, 1,178,151,760,499.40 and 785,434,506,999.60

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Solution

The fourth proportional to 785,434,506,999.60, 1,178,151,760,499.40 and 785,434,506,999.60 is: 1,178,151,760,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,434,506,999.60 : 1,178,151,760,499.40 = 785,434,506,999.60 : x
  2. Step 2: Convert to fraction form
    785,434,506,999.60/1,178,151,760,499.40 = 785,434,506,999.60/x
  3. Step 3: Cross multiply
    785,434,506,999.60x = 1,178,151,760,499.40 × 785,434,506,999.60
  4. Step 4: Simplify right side
    785,434,506,999.60x = 925,361,047,178,556,880,191,488
  5. Step 5: Solve for x
    x = 925,361,047,178,556,880,191,488/785,434,506,999.60
  6. Step 6: Final answer
    x = 1,178,151,760,499.40

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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.