Home / 945,132,970.10-1,417,699,455.15-817,730,986.10

Finding the Fourth Proportional to 945,132,970.10, 1,417,699,455.15 and 817,730,986.10

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Solution

The fourth proportional to 945,132,970.10, 1,417,699,455.15 and 817,730,986.10 is: 1,226,596,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,132,970.10 : 1,417,699,455.15 = 817,730,986.10 : x
  2. Step 2: Convert to fraction form
    945,132,970.10/1,417,699,455.15 = 817,730,986.10/x
  3. Step 3: Cross multiply
    945,132,970.10x = 1,417,699,455.15 × 817,730,986.10
  4. Step 4: Simplify right side
    945,132,970.10x = 1,159,296,773,453,242,368
  5. Step 5: Solve for x
    x = 1,159,296,773,453,242,368/945,132,970.10
  6. Step 6: Final answer
    x = 1,226,596,479.15

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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.