Home / 1,437,303,629.40-2,155,955,444.10-619,415,930.40

Finding the Fourth Proportional to 1,437,303,629.40, 2,155,955,444.10 and 619,415,930.40

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Solution

The fourth proportional to 1,437,303,629.40, 2,155,955,444.10 and 619,415,930.40 is: 929,123,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,303,629.40 : 2,155,955,444.10 = 619,415,930.40 : x
  2. Step 2: Convert to fraction form
    1,437,303,629.40/2,155,955,444.10 = 619,415,930.40/x
  3. Step 3: Cross multiply
    1,437,303,629.40x = 2,155,955,444.10 × 619,415,930.40
  4. Step 4: Simplify right side
    1,437,303,629.40x = 1,335,433,147,308,146,688
  5. Step 5: Solve for x
    x = 1,335,433,147,308,146,688/1,437,303,629.40
  6. Step 6: Final answer
    x = 929,123,895.60

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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.