Home / 698,803,719.40-1,048,205,579.10-537,560,583.40

Finding the Fourth Proportional to 698,803,719.40, 1,048,205,579.10 and 537,560,583.40

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Solution

The fourth proportional to 698,803,719.40, 1,048,205,579.10 and 537,560,583.40 is: 806,340,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,803,719.40 : 1,048,205,579.10 = 537,560,583.40 : x
  2. Step 2: Convert to fraction form
    698,803,719.40/1,048,205,579.10 = 537,560,583.40/x
  3. Step 3: Cross multiply
    698,803,719.40x = 1,048,205,579.10 × 537,560,583.40
  4. Step 4: Simplify right side
    698,803,719.40x = 563,474,002,624,130,816
  5. Step 5: Solve for x
    x = 563,474,002,624,130,816/698,803,719.40
  6. Step 6: Final answer
    x = 806,340,875.10

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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.