Home / 37,586,163,507.32-51,870,269,409.26-21,531,947,368.92

Finding the Fourth Proportional to 37,586,163,507.32, 51,870,269,409.26 and 21,531,947,368.92

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Solution

The fourth proportional to 37,586,163,507.32, 51,870,269,409.26 and 21,531,947,368.92 is: 29,714,868,630.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,586,163,507.32 : 51,870,269,409.26 = 21,531,947,368.92 : x
  2. Step 2: Convert to fraction form
    37,586,163,507.32/51,870,269,409.26 = 21,531,947,368.92/x
  3. Step 3: Cross multiply
    37,586,163,507.32x = 51,870,269,409.26 × 21,531,947,368.92
  4. Step 4: Simplify right side
    37,586,163,507.32x = 1,116,867,910,931,887,423,488
  5. Step 5: Solve for x
    x = 1,116,867,910,931,887,423,488/37,586,163,507.32
  6. Step 6: Final answer
    x = 29,714,868,630.16

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Double scale
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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.