Home / 19,020,443,341.31-28,505,845,886.87-10,626,009,895.91

Finding the Fourth Proportional to 19,020,443,341.31, 28,505,845,886.87 and 10,626,009,895.91

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Solution

The fourth proportional to 19,020,443,341.31, 28,505,845,886.87 and 10,626,009,895.91 is: 15,925,149,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020,443,341.31 : 28,505,845,886.87 = 10,626,009,895.91 : x
  2. Step 2: Convert to fraction form
    19,020,443,341.31/28,505,845,886.87 = 10,626,009,895.91/x
  3. Step 3: Cross multiply
    19,020,443,341.31x = 28,505,845,886.87 × 10,626,009,895.91
  4. Step 4: Simplify right side
    19,020,443,341.31x = 302,903,400,484,970,364,928
  5. Step 5: Solve for x
    x = 302,903,400,484,970,364,928/19,020,443,341.31
  6. Step 6: Final answer
    x = 15,925,149,327.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.