Finding the Fourth Proportional to 570,275,106.84, 786,844,764.18 and 322,756,461
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Solution
The fourth proportional to 570,275,106.84, 786,844,764.18 and 322,756,461 is: 445,327,576.81
Step by Step Solution
- Step 1: Write the proportion equation
570,275,106.84 : 786,844,764.18 = 322,756,461 : x - Step 2: Convert to fraction form
570,275,106.84/786,844,764.18 = 322,756,461/x - Step 3: Cross multiply
570,275,106.84x = 786,844,764.18 × 322,756,461 - Step 4: Simplify right side
570,275,106.84x = 253,959,231,443,116,352 - Step 5: Solve for x
x = 253,959,231,443,116,352/570,275,106.84 - Step 6: Final answer
x = 445,327,576.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.