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Finding the Fourth Proportional to 1,013,975,499.04, 1,518,343,802.37 and 699,810,941.02

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Solution

The fourth proportional to 1,013,975,499.04, 1,518,343,802.37 and 699,810,941.02 is: 1,047,908,560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,975,499.04 : 1,518,343,802.37 = 699,810,941.02 : x
  2. Step 2: Convert to fraction form
    1,013,975,499.04/1,518,343,802.37 = 699,810,941.02/x
  3. Step 3: Cross multiply
    1,013,975,499.04x = 1,518,343,802.37 × 699,810,941.02
  4. Step 4: Simplify right side
    1,013,975,499.04x = 1,062,553,605,128,434,560
  5. Step 5: Solve for x
    x = 1,062,553,605,128,434,560/1,013,975,499.04
  6. Step 6: Final answer
    x = 1,047,908,560.05

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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.