Home / 896,507,999.40-1,343,502,287.10-712,590,047.40

Finding the Fourth Proportional to 896,507,999.40, 1,343,502,287.10 and 712,590,047.40

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Solution

The fourth proportional to 896,507,999.40, 1,343,502,287.10 and 712,590,047.40 is: 1,067,883,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,507,999.40 : 1,343,502,287.10 = 712,590,047.40 : x
  2. Step 2: Convert to fraction form
    896,507,999.40/1,343,502,287.10 = 712,590,047.40/x
  3. Step 3: Cross multiply
    896,507,999.40x = 1,343,502,287.10 × 712,590,047.40
  4. Step 4: Simplify right side
    896,507,999.40x = 957,366,358,446,597,248
  5. Step 5: Solve for x
    x = 957,366,358,446,597,248/896,507,999.40
  6. Step 6: Final answer
    x = 1,067,883,788.08

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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.