Home / 1,423,009,208.40-2,134,513,812.60-934,807,822.80

Finding the Fourth Proportional to 1,423,009,208.40, 2,134,513,812.60 and 934,807,822.80

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Solution

The fourth proportional to 1,423,009,208.40, 2,134,513,812.60 and 934,807,822.80 is: 1,402,211,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,009,208.40 : 2,134,513,812.60 = 934,807,822.80 : x
  2. Step 2: Convert to fraction form
    1,423,009,208.40/2,134,513,812.60 = 934,807,822.80/x
  3. Step 3: Cross multiply
    1,423,009,208.40x = 2,134,513,812.60 × 934,807,822.80
  4. Step 4: Simplify right side
    1,423,009,208.40x = 1,995,360,209,893,133,056
  5. Step 5: Solve for x
    x = 1,995,360,209,893,133,056/1,423,009,208.40
  6. Step 6: Final answer
    x = 1,402,211,734.20

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1.5x scale

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.