Home / 1,553,226,289.93-2,143,438,130.46-848,378,084.52

Finding the Fourth Proportional to 1,553,226,289.93, 2,143,438,130.46 and 848,378,084.52

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Solution

The fourth proportional to 1,553,226,289.93, 2,143,438,130.46 and 848,378,084.52 is: 1,170,754,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,226,289.93 : 2,143,438,130.46 = 848,378,084.52 : x
  2. Step 2: Convert to fraction form
    1,553,226,289.93/2,143,438,130.46 = 848,378,084.52/x
  3. Step 3: Cross multiply
    1,553,226,289.93x = 2,143,438,130.46 × 848,378,084.52
  4. Step 4: Simplify right side
    1,553,226,289.93x = 1,818,445,935,406,784,768
  5. Step 5: Solve for x
    x = 1,818,445,935,406,784,768/1,553,226,289.93
  6. Step 6: Final answer
    x = 1,170,754,028.05

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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.