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Finding the Third Proportional to 115,742,520 and 249,658,038

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Solution

The third proportional to 115,742,520 and 249,658,038 is: 538,515,456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,742,520 : 249,658,038 = 249,658,038 : x
  2. Step 2: Convert to fraction form
    115,742,520/249,658,038 = 249,658,038/x
  3. Step 3: Cross multiply
    115,742,520x = 249,658,038 × 249,658,038
  4. Step 4: Simplify right side
    115,742,520x = 62,329,135,938,009,440
  5. Step 5: Solve for x
    x = 62,329,135,938,009,440/115,742,520
  6. Step 6: Final answer
    x = 538,515,456.01

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.