Home / 13,886,867,547.44-19,163,862,651.48-7,543,240,417.52

Finding the Fourth Proportional to 13,886,867,547.44, 19,163,862,651.48 and 7,543,240,417.52

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Solution

The fourth proportional to 13,886,867,547.44, 19,163,862,651.48 and 7,543,240,417.52 is: 10,409,663,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886,867,547.44 : 19,163,862,651.48 = 7,543,240,417.52 : x
  2. Step 2: Convert to fraction form
    13,886,867,547.44/19,163,862,651.48 = 7,543,240,417.52/x
  3. Step 3: Cross multiply
    13,886,867,547.44x = 19,163,862,651.48 × 7,543,240,417.52
  4. Step 4: Simplify right side
    13,886,867,547.44x = 144,557,623,308,445,941,760
  5. Step 5: Solve for x
    x = 144,557,623,308,445,941,760/13,886,867,547.44
  6. Step 6: Final answer
    x = 10,409,663,865.13

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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.