Home / 668,698,970.10-1,003,048,455.15-177,411,290.10

Finding the Fourth Proportional to 668,698,970.10, 1,003,048,455.15 and 177,411,290.10

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Solution

The fourth proportional to 668,698,970.10, 1,003,048,455.15 and 177,411,290.10 is: 266,116,935.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,698,970.10 : 1,003,048,455.15 = 177,411,290.10 : x
  2. Step 2: Convert to fraction form
    668,698,970.10/1,003,048,455.15 = 177,411,290.10/x
  3. Step 3: Cross multiply
    668,698,970.10x = 1,003,048,455.15 × 177,411,290.10
  4. Step 4: Simplify right side
    668,698,970.10x = 177,952,120,460,973,472
  5. Step 5: Solve for x
    x = 177,952,120,460,973,472/668,698,970.10
  6. Step 6: Final answer
    x = 266,116,935.15

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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.