Home / 945,133,075.60-1,417,699,613.40-817,731,091.60

Finding the Fourth Proportional to 945,133,075.60, 1,417,699,613.40 and 817,731,091.60

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Solution

The fourth proportional to 945,133,075.60, 1,417,699,613.40 and 817,731,091.60 is: 1,226,596,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,133,075.60 : 1,417,699,613.40 = 817,731,091.60 : x
  2. Step 2: Convert to fraction form
    945,133,075.60/1,417,699,613.40 = 817,731,091.60/x
  3. Step 3: Cross multiply
    945,133,075.60x = 1,417,699,613.40 × 817,731,091.60
  4. Step 4: Simplify right side
    945,133,075.60x = 1,159,297,052,426,480,128
  5. Step 5: Solve for x
    x = 1,159,297,052,426,480,128/945,133,075.60
  6. Step 6: Final answer
    x = 1,226,596,637.40

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Double scale
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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.