Home / 1,254,739,639.86-1,881,710,154.14-414,225,885.24

Finding the Fourth Proportional to 1,254,739,639.86, 1,881,710,154.14 and 414,225,885.24

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Solution

The fourth proportional to 1,254,739,639.86, 1,881,710,154.14 and 414,225,885.24 is: 621,207,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,739,639.86 : 1,881,710,154.14 = 414,225,885.24 : x
  2. Step 2: Convert to fraction form
    1,254,739,639.86/1,881,710,154.14 = 414,225,885.24/x
  3. Step 3: Cross multiply
    1,254,739,639.86x = 1,881,710,154.14 × 414,225,885.24
  4. Step 4: Simplify right side
    1,254,739,639.86x = 779,453,054,363,738,368
  5. Step 5: Solve for x
    x = 779,453,054,363,738,368/1,254,739,639.86
  6. Step 6: Final answer
    x = 621,207,005.50

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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.