Home / 4,739,636,856.93-6,538,219,106.54-2,930,570,438.58

Finding the Fourth Proportional to 4,739,636,856.93, 6,538,219,106.54 and 2,930,570,438.58

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Solution

The fourth proportional to 4,739,636,856.93, 6,538,219,106.54 and 2,930,570,438.58 is: 4,042,653,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739,636,856.93 : 6,538,219,106.54 = 2,930,570,438.58 : x
  2. Step 2: Convert to fraction form
    4,739,636,856.93/6,538,219,106.54 = 2,930,570,438.58/x
  3. Step 3: Cross multiply
    4,739,636,856.93x = 6,538,219,106.54 × 2,930,570,438.58
  4. Step 4: Simplify right side
    4,739,636,856.93x = 19,160,711,634,549,149,696
  5. Step 5: Solve for x
    x = 19,160,711,634,549,149,696/4,739,636,856.93
  6. Step 6: Final answer
    x = 4,042,653,944.37

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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.