Home / 28,326,020,792.03-39,093,336,441.05-16,121,693,216.91

Finding the Fourth Proportional to 28,326,020,792.03, 39,093,336,441.05 and 16,121,693,216.91

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Solution

The fourth proportional to 28,326,020,792.03, 39,093,336,441.05 and 16,121,693,216.91 is: 22,249,887,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,326,020,792.03 : 39,093,336,441.05 = 16,121,693,216.91 : x
  2. Step 2: Convert to fraction form
    28,326,020,792.03/39,093,336,441.05 = 16,121,693,216.91/x
  3. Step 3: Cross multiply
    28,326,020,792.03x = 39,093,336,441.05 × 16,121,693,216.91
  4. Step 4: Simplify right side
    28,326,020,792.03x = 630,250,776,927,975,636,992
  5. Step 5: Solve for x
    x = 630,250,776,927,975,636,992/28,326,020,792.03
  6. Step 6: Final answer
    x = 22,249,887,534.69

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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.