Home / 760,893,311.29-1,050,032,746.83-421,800,927.52

Finding the Fourth Proportional to 760,893,311.29, 1,050,032,746.83 and 421,800,927.52

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Solution

The fourth proportional to 760,893,311.29, 1,050,032,746.83 and 421,800,927.52 is: 582,085,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,893,311.29 : 1,050,032,746.83 = 421,800,927.52 : x
  2. Step 2: Convert to fraction form
    760,893,311.29/1,050,032,746.83 = 421,800,927.52/x
  3. Step 3: Cross multiply
    760,893,311.29x = 1,050,032,746.83 × 421,800,927.52
  4. Step 4: Simplify right side
    760,893,311.29x = 442,904,786,542,146,368
  5. Step 5: Solve for x
    x = 442,904,786,542,146,368/760,893,311.29
  6. Step 6: Final answer
    x = 582,085,267.37

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1.5x scale

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.