Home / 1,437,303,602.40-2,155,955,403.60-619,415,903.40

Finding the Fourth Proportional to 1,437,303,602.40, 2,155,955,403.60 and 619,415,903.40

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Solution

The fourth proportional to 1,437,303,602.40, 2,155,955,403.60 and 619,415,903.40 is: 929,123,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,303,602.40 : 2,155,955,403.60 = 619,415,903.40 : x
  2. Step 2: Convert to fraction form
    1,437,303,602.40/2,155,955,403.60 = 619,415,903.40/x
  3. Step 3: Cross multiply
    1,437,303,602.40x = 2,155,955,403.60 × 619,415,903.40
  4. Step 4: Simplify right side
    1,437,303,602.40x = 1,335,433,064,011,005,440
  5. Step 5: Solve for x
    x = 1,335,433,064,011,005,440/1,437,303,602.40
  6. Step 6: Final answer
    x = 929,123,855.10

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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.