Home / 56,428,163,042.16-77,870,877,708.87-31,053,634,373.94

Finding the Fourth Proportional to 56,428,163,042.16, 77,870,877,708.87 and 31,053,634,373.94

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Solution

The fourth proportional to 56,428,163,042.16, 77,870,877,708.87 and 31,053,634,373.94 is: 42,854,022,431.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,428,163,042.16 : 77,870,877,708.87 = 31,053,634,373.94 : x
  2. Step 2: Convert to fraction form
    56,428,163,042.16/77,870,877,708.87 = 31,053,634,373.94/x
  3. Step 3: Cross multiply
    56,428,163,042.16x = 77,870,877,708.87 × 31,053,634,373.94
  4. Step 4: Simplify right side
    56,428,163,042.16x = 2,418,173,764,749,043,433,472
  5. Step 5: Solve for x
    x = 2,418,173,764,749,043,433,472/56,428,163,042.16
  6. Step 6: Final answer
    x = 42,854,022,431.00

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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.