Home / 495,108,947.98-742,688,090.26-188,424,829.90

Finding the Fourth Proportional to 495,108,947.98, 742,688,090.26 and 188,424,829.90

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Solution

The fourth proportional to 495,108,947.98, 742,688,090.26 and 188,424,829.90 is: 282,646,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,108,947.98 : 742,688,090.26 = 188,424,829.90 : x
  2. Step 2: Convert to fraction form
    495,108,947.98/742,688,090.26 = 188,424,829.90/x
  3. Step 3: Cross multiply
    495,108,947.98x = 742,688,090.26 × 188,424,829.90
  4. Step 4: Simplify right side
    495,108,947.98x = 139,940,877,075,996,352
  5. Step 5: Solve for x
    x = 139,940,877,075,996,352/495,108,947.98
  6. Step 6: Final answer
    x = 282,646,632.92

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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.