Home / 1,004,036,006.10-1,506,054,009.15-697,925,990.10

Finding the Fourth Proportional to 1,004,036,006.10, 1,506,054,009.15 and 697,925,990.10

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Solution

The fourth proportional to 1,004,036,006.10, 1,506,054,009.15 and 697,925,990.10 is: 1,046,888,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,036,006.10 : 1,506,054,009.15 = 697,925,990.10 : x
  2. Step 2: Convert to fraction form
    1,004,036,006.10/1,506,054,009.15 = 697,925,990.10/x
  3. Step 3: Cross multiply
    1,004,036,006.10x = 1,506,054,009.15 × 697,925,990.10
  4. Step 4: Simplify right side
    1,004,036,006.10x = 1,051,114,235,480,088,320
  5. Step 5: Solve for x
    x = 1,051,114,235,480,088,320/1,004,036,006.10
  6. Step 6: Final answer
    x = 1,046,888,985.15

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Double scale
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Similar ratio
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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.