Home / 1,112,700,349.32-1,535,529,503.68-610,941,632.50

Finding the Fourth Proportional to 1,112,700,349.32, 1,535,529,503.68 and 610,941,632.50

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Solution

The fourth proportional to 1,112,700,349.32, 1,535,529,503.68 and 610,941,632.50 is: 843,101,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,700,349.32 : 1,535,529,503.68 = 610,941,632.50 : x
  2. Step 2: Convert to fraction form
    1,112,700,349.32/1,535,529,503.68 = 610,941,632.50/x
  3. Step 3: Cross multiply
    1,112,700,349.32x = 1,535,529,503.68 × 610,941,632.50
  4. Step 4: Simplify right side
    1,112,700,349.32x = 938,118,901,730,173,952
  5. Step 5: Solve for x
    x = 938,118,901,730,173,952/1,112,700,349.32
  6. Step 6: Final answer
    x = 843,101,111.91

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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.