Home / 753,033,207.60-1,129,549,811.40-268,184,055.60

Finding the Fourth Proportional to 753,033,207.60, 1,129,549,811.40 and 268,184,055.60

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Solution

The fourth proportional to 753,033,207.60, 1,129,549,811.40 and 268,184,055.60 is: 402,276,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,033,207.60 : 1,129,549,811.40 = 268,184,055.60 : x
  2. Step 2: Convert to fraction form
    753,033,207.60/1,129,549,811.40 = 268,184,055.60/x
  3. Step 3: Cross multiply
    753,033,207.60x = 1,129,549,811.40 × 268,184,055.60
  4. Step 4: Simplify right side
    753,033,207.60x = 302,927,249,423,467,136
  5. Step 5: Solve for x
    x = 302,927,249,423,467,136/753,033,207.60
  6. Step 6: Final answer
    x = 402,276,083.40

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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.